Station Overview Station Location
Station Number CO-AR-262 Latitude 39.694152
Station Name Aurora 2.1 W Longitude -104.852459
County Arapahoe Elevation (ft) 5525



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 19 1.29 1.27 31 1.27 29 0.00 2 1 12 1 15.8 5 0
Nov 19 1.00 1.08 30 1.08 24 0.00 6 2 7 2 15.5 7 0
Dec 19 0.70 0.33 31 0.23 17 0.10 14 2 2 1 3.2 2 0
Jan 20 0.56 0.13 31 0.13 25 0.00 6 2 2 3 1.7 3 0
Feb 20 0.53 1.51 29 0.11 10 1.40 19 1 1 3 0.0 0 0
March 20 1.53 2.42 31 2.42 31 0.00 0 0 6 2 7.1 3 0
April 20 2.22 1.01 30 1.01 27 0.00 3 1 8 5 4.7 6 0
May 20 2.40 1.84 31 1.78 26 0.06 5 2 6 0 0.0 0 0
June 20 1.89 1.04 29 0.25 21 0.79 8 3 6 2 0.0 0 0
July 20 2.03 0.25 19 0.21 16 0.04 3 1 1 6 0.0 0 0
Aug 20 2.35 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 20 1.17 0.00 4 0.00 2 0.00 2 1 0 0 0.0 0 0
Water Year Totals: 17.67" 10.88" 296 days 8.49" 228 2.39" 68 days 16 51 days 25 days 48.0" 26 days 0 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2019 0.01
10/2/2019 0.03
10/3/2019 0.01
10/4/2019 0.00
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 0.00
10/8/2019 0.00
10/9/2019 0.00
10/10/2019 0.02
10/11/2019 0.26
10/12/2019 0.00
10/13/2019 0.00
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 0.00
10/18/2019 0.00
10/19/2019 0.01
10/20/2019 **
10/21/2019 0.00
10/22/2019 0.00
10/23/2019 0.00
10/24/2019 0.32
10/25/2019 T
10/26/2019 0.00
10/27/2019 0.02
10/28/2019 0.25
10/29/2019 0.14
10/30/2019 0.19
10/31/2019 0.01
11/1/2019 **
11/2/2019 **
11/3/2019 **
11/4/2019 0.00
11/5/2019 0.00
11/6/2019 0.00
11/7/2019 T
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.05
11/12/2019 T
11/13/2019 0.00
11/14/2019 0.00
11/15/2019 0.00
11/16/2019 0.00
11/17/2019 0.00
11/18/2019 0.00
11/19/2019 0.00
11/20/2019 0.00
11/21/2019 0.11
11/22/2019 0.21
11/23/2019 0.03
11/24/2019 **
11/25/2019 0.00
11/26/2019 0.45
11/27/2019 0.17
11/28/2019 0.00
11/29/2019 0.00
11/30/2019 0.06
12/1/2019 0.00
12/2/2019 0.00
12/3/2019 **
12/4/2019 **
12/5/2019 **
12/6/2019 **
12/7/2019 **
12/8/2019 **
12/9/2019 **
12/10/2019 **
12/11/2019 **
12/12/2019 **
12/13/2019 0.10
12/14/2019 0.00
12/15/2019 0.00
12/16/2019 T
12/17/2019 **
12/18/2019 **
12/19/2019 T
12/20/2019 0.00
12/21/2019 0.00
12/22/2019 0.00
12/23/2019 0.00
12/24/2019 0.00
12/25/2019 0.00
12/26/2019 0.00
12/27/2019 0.00
12/28/2019 0.08
12/29/2019 0.15
12/30/2019 0.00
12/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 **
1/3/2020 0.00
1/4/2020 0.00
1/5/2020 0.00
1/6/2020 0.00
1/7/2020 0.00
1/8/2020 0.00
1/9/2020 0.00
1/10/2020 T
1/11/2020 T
1/12/2020 0.00
1/13/2020 0.00
1/14/2020 0.00
1/15/2020 0.00
1/16/2020 0.00
1/17/2020 0.00
1/18/2020 0.00
1/19/2020 **
1/20/2020 **
1/21/2020 **
1/22/2020 0.00
1/23/2020 0.00
1/24/2020 0.00
1/25/2020 0.00
1/26/2020 0.00
1/27/2020 0.00
1/28/2020 T
1/29/2020 0.00
1/30/2020 0.04
1/31/2020 0.09
2/1/2020 0.00
2/2/2020 0.00
2/3/2020 T
2/4/2020 **
2/5/2020 **
2/6/2020 **
2/7/2020 **
2/8/2020 **
2/9/2020 **
2/10/2020 **
2/11/2020 **
2/12/2020 **
2/13/2020 **
2/14/2020 **
2/15/2020 **
2/16/2020 **
2/17/2020 **
2/18/2020 **
2/19/2020 **
2/20/2020 **
2/21/2020 **
2/22/2020 1.40
2/23/2020 T
2/24/2020 0.11
2/25/2020 0.00
2/26/2020 T
2/27/2020 0.00
2/28/2020 0.00
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.19
3/3/2020 0.00
3/4/2020 0.00
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 0.00
3/8/2020 0.00
3/9/2020 0.42
3/10/2020 0.00
3/11/2020 0.00
3/12/2020 0.00
3/13/2020 0.00
3/14/2020 T
3/15/2020 0.00
3/16/2020 0.00
3/17/2020 0.00
3/18/2020 0.00
3/19/2020 0.11
3/20/2020 1.37
3/21/2020 T
3/22/2020 0.02
3/23/2020 0.00
3/24/2020 0.00
3/25/2020 0.00
3/26/2020 0.00
3/27/2020 0.00
3/28/2020 0.31
3/29/2020 0.00
3/30/2020 0.00
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.02
4/3/2020 0.18
4/4/2020 T
4/5/2020 0.00
4/6/2020 0.00
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.00
4/10/2020 0.00
4/11/2020 T
4/12/2020 0.06
4/13/2020 0.06
4/14/2020 0.11
4/15/2020 0.00
4/16/2020 0.17
4/17/2020 0.35
4/18/2020 0.00
4/19/2020 T
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 T
4/24/2020 0.06
4/25/2020 T
4/26/2020 **
4/27/2020 **
4/28/2020 T
4/29/2020 0.00
4/30/2020 0.00
5/1/2020 0.00
5/2/2020 **
5/3/2020 **
5/4/2020 0.05
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.00
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.03
5/13/2020 0.00
5/14/2020 **
5/15/2020 0.01
5/16/2020 0.59
5/17/2020 0.02
5/18/2020 0.00
5/19/2020 0.00
5/20/2020 0.00
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 0.00
5/25/2020 0.93
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.20
5/29/2020 0.00
5/30/2020 0.01
5/31/2020 0.00
6/1/2020 T
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.01
6/5/2020 0.00
6/6/2020 T
6/7/2020 M
6/8/2020 0.00
6/9/2020 **
6/10/2020 0.70
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 0.00
6/14/2020 0.05
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.03
6/20/2020 0.02
6/21/2020 **
6/22/2020 T
6/23/2020 0.06
6/24/2020 0.00
6/25/2020 0.08
6/26/2020 **
6/27/2020 **
6/28/2020 **
6/29/2020 0.09
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 **
7/4/2020 **
7/5/2020 0.04
7/6/2020 0.00
7/7/2020 0.00
7/8/2020 0.00
7/9/2020 0.00
7/10/2020 T
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 T
7/14/2020 T
7/15/2020 0.21
7/16/2020 0.00
7/17/2020 T
7/18/2020 T
7/19/2020 T
7/20/2020
7/21/2020
7/22/2020
7/23/2020
7/24/2020
7/25/2020
7/26/2020
7/27/2020
7/28/2020
7/29/2020
7/30/2020
7/31/2020
8/1/2020
8/2/2020
8/3/2020
8/4/2020
8/5/2020
8/6/2020
8/7/2020
8/8/2020
8/9/2020
8/10/2020
8/11/2020
8/12/2020
8/13/2020
8/14/2020
8/15/2020
8/16/2020
8/17/2020
8/18/2020
8/19/2020
8/20/2020
8/21/2020
8/22/2020
8/23/2020
8/24/2020
8/25/2020
8/26/2020
8/27/2020
8/28/2020
8/29/2020
8/30/2020
8/31/2020
9/1/2020
9/2/2020
9/3/2020
9/4/2020
9/5/2020
9/6/2020
9/7/2020
9/8/2020
9/9/2020
9/10/2020
9/11/2020
9/12/2020
9/13/2020
9/14/2020
9/15/2020
9/16/2020
9/17/2020
9/18/2020
9/19/2020
9/20/2020
9/21/2020
9/22/2020
9/23/2020
9/24/2020
9/25/2020
9/26/2020 0.00
9/27/2020 **
9/28/2020 T
9/29/2020 0.00
9/30/2020



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 7:00 AM 0.01 M M M M Drizzle at 4AM. Cloudy, breezy & 50 degrees at 7AM today.
10/2/2019 7:00 AM 0.03 M M M M Gray, cool day. The sun did try to peek its head out at one point & we had a weak shadow. Drizzle started in late afternoon & continued through the night. Overcast, drizzling & 42 degrees at 7AM today.
10/3/2019 7:00 AM 0.01 M M M M Drizzly in the morning, but gradual clearing eventually brought a bit of sun. High temp in low 60s. Gray & cool at 7AM today.
10/4/2019 7:00 AM 0.00 0.0 M M M
10/5/2019 7:00 AM 0.00 0.0 M M M
10/6/2019 7:00 AM 0.00 0.0 M M M
10/7/2019 7:00 AM 0.00 0.0 M M M
10/8/2019 7:00 AM 0.00 0.0 M M M
10/9/2019 7:00 AM 0.00 0.0 M M M
10/10/2019 7:00 AM 0.02 T M M M Sunny warm day. Very windy in the early evening, around 6PM or so. Light rain at 11PM. Very light ? snow, what would be the equivalent of a drizzle, at 7AM today, cloudy & 23 degrees. A thin layer of ice on snow board but no snow per se. Tiny bit of snow in the yard, on the veggie garden & grass.
10/11/2019 7:00 AM 0.26 3.2 M M M Snow started in earnest between 7-7:30AM and lasted until about 1:30 PM or so. At 2 PM I cleared the snow board. Flurries in the afternoon between 3:15-6. Clear & cold at 7AM today.
10/12/2019 7:00 AM 0.00 0.0 M M M Warmer, sunnier day with high temp in 40s. Clear & 29 degrees at 7AM today.
10/13/2019 7:00 AM 0.00 0.0 M M M Nice sunny fall day. Clear skies & 33 degrees at 7AM today.
10/14/2019 7:00 AM 0.00 0.0 M M M
10/15/2019 7:00 AM 0.00 0.0 M M M
10/16/2019 7:00 AM 0.00 0.0 M M M
10/17/2019 7:00 AM 0.00 0.0 M M M
10/18/2019 7:00 AM 0.00 0.0 M M M
10/19/2019 7:00 AM 0.01 M M M M Partly sunny AM, then it clouded up & we had a surprise little shower at around 12:20 PM. Clear skies & 34 degrees at 7AM today.
10/22/2019 7:00 AM 0.00 0.0 M M M
10/23/2019 7:00 AM 0.00 0.0 M M M
10/24/2019 7:00 AM 0.32 1.8 M M M Snow began around 4PM with just flurries, then picked up in earnest. Really snowing at 7PM, & still at 3:30AM, but stopped by 6. Overcast, 30 degrees & no wind at 7AM today.
10/25/2019 7:00 AM T M M M M A few snowflakes at around 7:30 AM.
10/26/2019 7:00 AM 0.00 0.0 M M M
10/27/2019 7:00 AM 0.02 M M M M Freezing rain at 7AM today.
10/28/2019 7:00 AM 0.25 5.2 M M M Freezing rain gave way to snow shortly after 7AM. Snow all day, sometimes light, sometimes very fine flakes, sometimes bigger flakes, but it never stopped. Fine snow falling & 19 degrees at 7AM today.
10/29/2019 7:00 AM 0.14 1.6 M M M Snowing until late morning, then a bit of a reprieve. The sun came out around noon. Temp 26 degrees at 2 PM. Clouds moved in over the course of the evening. 0.1" on snow board at noon, 1.5" of light fluffy snow at 7AM today. 19 degrees & snowing at 7AM today.
10/30/2019 7:00 AM 0.19 4.0 M M M Snowy & cold all day. Snow ended during the night. Daytime high temp in the teens. Still dark, but I can make out some clouds & 1 star, 10 degrees & calm winds at 7AM today.
10/31/2019 7:00 AM 0.01 T M M M Light snow on & off in the morning, with the sun coming out for good just before noon. Cold. Clear sky, no wind & 15 degrees at 7AM today.
11/5/2019 7:00 AM 0.00 0.0 M M M
11/6/2019 7:00 AM 0.00 0.0 M M M
11/7/2019 7:00 AM T T M M M Freezing drizzle started around 1:30PM along with a few flakes of tiny white balls ? snow? Drizzle lasted through the afternoon & evening. Cloudy, no rain or wind, 30 degrees at 7AM today. Pavement is clear, ice on the snow board & all surfaces that aren't pavement.
11/8/2019 7:00 AM 0.00 0.0 M M M
11/9/2019 7:00 AM 0.00 0.0 M M M Sunny, warm, pleasant fall day. 42 degrees! & the sun coming up, no wind, a few clouds in the west at 7AM today.
11/10/2019 7:00 AM 0.00 0.0 M M M
11/11/2019 7:00 AM 0.05 1.3 M M M Gorgeous, warm sunny day with temp near 70. Snowing at 4:30AM. Light fluffy snow on board over a coating of ice. 16 degrees & light snow at 7AM today.
11/12/2019 7:00 AM T 0.1 M M M Light snow til mid morning with some straggling flurries. Clearing in the afternoon, high temp in mid 20s. Sunny, calm winds & 24 degrees at 7AM today.
11/13/2019 7:00 AM 0.00 0.0 M M M
11/14/2019 7:00 AM 0.00 0.0 M M M
11/15/2019 7:00 AM 0.00 0.0 M M M
11/16/2019 7:00 AM 0.00 0.0 M M M
11/17/2019 7:00 AM 0.00 0.0 M M M
11/18/2019 7:00 AM 0.00 0.0 M M M
11/19/2019 7:00 AM 0.00 0.0 M M M
11/20/2019 7:00 AM 0.00 0.0 M M M
11/21/2019 7:00 AM 0.11 T M M M Rain in the afternoon turned to fine snow which continued into the evening.Thin coating of ice on snow board & all non-concrete surfaces, very fine drizzle falling, 27 degrees, cloudy at 7AM today.
11/22/2019 7:00 AM 0.21 2.0 M M M Gray day with light freezing rain or snow on & off all day. Snowing at 7AM today.
11/23/2019 7:00 AM 0.03 0.3 M M M Snow in the morning, tapering off by about noon, then cloudy with a few periods of sun breaking through. Clear sky & stars visible at 2:30AM. Clear, no wind 24 degrees at 7AM today.
11/26/2019 7:00 AM 0.45 8.2 M M M Snow began with a quick & hard start around 4PM, then tapered off around 6. Resumed in the evening. Rain gauge was full of snow when I got up in the AM, I didn't change it out before going to bed last night, so maybe there should have been more in it? But it wasn't towering up on top of the gauge, so maybe not. Snow, some wind gusts & 23 degrees at 7AM today.
11/27/2019 7:00 AM 0.17 3.0 M M M Gauge amount cannot possibly be right. I suspect snowblower got snow into it. I guess I'll have to find a new winter spot for it. Snow ended in afternoon & was not particularly heavy & wet. {EDIT: Observer reported 0.64 for new precip. This is high compared to QPE data and surrounding reports and notes indicate this could inaccurate. Changed precip report of 0.64 to NA to be more representative until observer can be contacted. Submission Time Before EDIT: 11/27/2019 8:10 AM CoCoSTAFF DNT} (precip amount changed to 0.17". observer contacted. PG)
11/28/2019 7:00 AM 0.00 0.0 M M M
11/29/2019 7:00 AM 0.00 0.0 M M M Foggy & 20 degrees at 7AM today.
11/30/2019 7:00 AM 0.06 0.6 M M M Fog in the AM gave way to gray sky & no sun all day. Snow started in the evening, didn't last long. 28 degrees & mostly cloudy at 7AM today.
12/1/2019 7:00 AM 0.00 0.0 M M M
12/2/2019 7:00 AM 0.00 0.0 M M M
12/14/2019 7:00 AM 0.00 0.0 M M M
12/15/2019 7:00 AM 0.00 0.0 M M M
12/16/2019 7:30 AM T T M M M A few snowflakes in the gauge, and a few falling at 7:30AM. Overcast, 24 degrees & no wind at 7:30 today.
12/20/2019 7:00 AM 0.00 0.0 M M M Clear sky, no wind 25 degrees at 7AM today.
12/21/2019 7:00 AM 0.00 0.0 M M M
12/22/2019 7:00 AM 0.00 0.0 M M M
12/23/2019 7:00 AM 0.00 0.0 M M M
12/24/2019 7:00 AM 0.00 0.0 M M M
12/25/2019 7:00 AM 0.00 0.0 M M M
12/26/2019 7:00 AM 0.00 0.0 M M M
12/27/2019 7:00 AM 0.00 0.0 M M M
12/28/2019 7:00 AM 0.08 0.9 M M M Snow started in the night, sometime after 3AM. At 7AM today: Snowing, wind 15 mph (per Wunderground.com), 24 degrees.
12/29/2019 7:00 AM 0.15 2.3 M M M Snowy day with high temp in mid 20s, continued all afternoon & ended in early evening. Mostly cloudy, 15 degrees, no wind at 7AM today.
12/30/2019 7:00 AM 0.00 0.0 M M M
12/31/2019 7:00 AM 0.00 0.0 M M M
1/1/2020 7:00 AM 0.00 0.0 M M M
1/4/2020 7:00 AM 0.00 0.0 M M M
1/5/2020 7:00 AM 0.00 0.0 M M M
1/6/2020 7:00 AM 0.00 0.0 M M M
1/7/2020 7:00 AM 0.00 0.0 M M M
1/8/2020 7:00 AM 0.00 0.0 M M M
1/9/2020 7:00 AM 0.00 0.0 M M M
1/10/2020 8:00 AM T 0.1 M M M Please note observation time. I woke up later than usual. A few flakes falling at 8AM. 1/16 inch on snowboard. A dusting on the truck in driveway 8 drops of water in gauge.
1/11/2020 7:00 AM T T M M M A few snowflakes shortly after 8AM, but they didn't last long at all. 18 degrees at 7 AM today
1/12/2020 7:00 AM 0.00 0.0 M M M 21 degrees at 7AM today.
1/13/2020 7:00 AM 0.00 0.0 M M M
1/14/2020 7:00 AM 0.00 0.0 M M M
1/15/2020 7:00 AM 0.00 0.0 M M M
1/16/2020 7:00 AM 0.00 0.0 M M M
1/17/2020 7:00 AM 0.00 0.0 M M M
1/18/2020 7:00 AM 0.00 0.0 M M M
1/23/2020 7:00 AM 0.00 0.0 M M M
1/24/2020 7:00 AM 0.00 0.0 M M M Dry, dry, dry. 24 degrees at 7AM today.
1/25/2020 7:00 AM 0.00 0.0 M M M
1/26/2020 7:00 AM 0.00 0.0 M M M
1/27/2020 7:00 AM 0.00 0.0 M M M
1/28/2020 7:00 AM T T M M M Very little precipitation, sometimes rain & sometimes snow in the afternoon. Enough to make the cement look wet, but not much more than that. So disappointing. 23 degrees, clear sky & no wind at 7AM today.
1/29/2020 7:00 AM 0.00 0.0 M M M
1/30/2020 7:00 AM 0.04 0.7 M M M Very light flurries from about 8AM-9AM. Then real snow in the evening. Snow on board was weird--kind of lumpy, not evenly distributed. Never seen it like that before. Sun coming up at 7AM, mostly cloudy.
1/31/2020 7:00 AM 0.09 0.9 M M M Snow for a few hours from late afternoon to early morning.
2/1/2020 7:00 AM 0.00 0.0 M M M
2/2/2020 7:00 AM 0.00 0.0 M M M 44 degrees at 7AM! Wow.
2/3/2020 7:00 AM T T M M M Freezing rain started between 4:30-5:30AM. A few flecks of white in the gauge. Freezing rain at 7AM today.
2/23/2020 7:00 AM T T M M M Snow began between 5-6 AM and continues at 7AM-- small white balls, 32 degrees, no wind.
2/24/2020 7:00 AM 0.11 T M M M Snow & wind for a few hours in the morning, ending around 9AM but resuming briefly at around 10. Snow was done& the sun was out by 2PM. All the snow on the board had melted when I went out to check it at that time. Sun coming up, no wind, partly cloudy at 7AM today.
2/25/2020 7:00 AM 0.00 0.0 M M M
2/26/2020 7:00 AM T T M M M The lady on the radio called it "blowing, patchy snow", which describes pretty well what was going on in the late morning. Windy & cold day. Clear skies, no wind & 15 degrees at 7AM today.
2/27/2020 7:00 AM 0.00 0.0 M M M
2/28/2020 7:00 AM 0.00 0.0 M M M
2/29/2020 7:00 AM 0.00 0.0 M M M
3/1/2020 7:00 AM 0.00 0.0 M M M
3/2/2020 7:00 AM 0.19 1.1 M M M A false start on the snow at around 4 PM, then it started in earnest at 6PM and continued through the evening.
3/3/2020 7:00 AM 0.00 0.0 M M M
3/4/2020 7:00 AM 0.00 0.0 M M M
3/5/2020 7:00 AM 0.00 0.0 M M M
3/6/2020 7:00 AM 0.00 0.0 M M M
3/7/2020 7:00 AM 0.00 0.0 M M M
3/8/2020 7:00 AM 0.00 0.0 M M M
3/9/2020 7:00 AM 0.42 M M M M Sunny AM, clouds moved in quickly in afternoon but rain didn't start until the evening. Overcast & 39 degrees at 7AM today.
3/10/2020 7:00 AM 0.00 0.0 M M M
3/11/2020 7:00 AM 0.00 0.0 M M M
3/12/2020 7:00 AM 0.00 0.0 M M M The moon is visible through a haze of clouds, spectacular sunrise alert, 44 degrees at 7AM today.
3/13/2020 7:00 AM 0.00 0.0 M M M
3/14/2020 7:00 AM T T M M M Light snow started around 9AM with a burst of heavier snow which didn't last long. Snow tapered off by noon. Sun came out in the afternoon. 30 degrees & overcast at 7AM today.
3/15/2020 7:00 AM 0.00 0.0 M M M
3/16/2020 7:00 AM 0.00 0.0 M M M
3/17/2020 7:00 AM 0.00 0.0 M M M
3/18/2020 7:00 AM 0.00 0.0 M M M
3/19/2020 7:00 AM 0.11 M M M M Rain started during the night & continues at 7AM today.
3/20/2020 7:00 AM 1.37 4.3 M M M Rain changed over to snow at around 9AM. Wet, heavy snow lasted all day & evening, ending sometime during the night. Cloudy at 7AM today.
3/21/2020 7:00 AM T T M M M Cold & gray day, a few snowflakes at around 4PM or so. Clear sky & 21 degrees at 7AM today.
3/22/2020 7:00 AM 0.02 M M M M Light rain started in the evening, done sometime during the night.
3/23/2020 7:00 AM 0.00 0.0 M M M
3/24/2020 7:00 AM 0.00 0.0 M M M
3/25/2020 7:00 AM 0.00 0.0 M M M
3/26/2020 7:00 AM 0.00 0.0 M M M
3/27/2020 7:00 AM 0.00 0.0 M M M
3/28/2020 7:00 AM 0.31 1.7 M M M Freezing rain in the morning, then it stopped & the sun came out briefly. Snow started in the afternoon & ended during the night. This morning there is no snow on sidewalks & streets. My clay tile snowboard, in the front yard, has a 1/4” layer of ice covered with a dusting of snow. The truck in the driveway has 1.7” on it. The table in back yard has 1.7” on it. After consulting with CoCoRaHS staff, I used the measurement from the table.
3/29/2020 7:00 AM 0.00 0.0 M M M
3/30/2020 7:00 AM 0.00 0.0 M M M
3/31/2020 7:00 AM 0.00 0.0 M M M
4/1/2020 7:00 AM 0.00 0.0 M M M
4/2/2020 7:00 AM 0.02 M M M M Warm day with high temp in upper 60s. Very fine mist of freezing drizzle was falling at 5AM. At 7 AM, 32 degrees & overcast with freezing drizzle.
4/3/2020 7:00 AM 0.18 1.6 M M M Freezing rain in the morning gave way to snow in the afternoon. Snow continued into the evening, very fine at times. 23 degrees & mostly cloudy at 7AM today.
4/4/2020 7:00 AM T T M M M A few snowflakes at around 8P:30AM, otherwise, partly cloudy day. Sunny at 7AM today.
4/5/2020 7:00 AM 0.00 0.0 M M M
4/6/2020 7:00 AM 0.00 0.0 M M M
4/7/2020 7:00 AM 0.00 0.0 M M M
4/8/2020 7:00 AM 0.00 0.0 M M M
4/9/2020 7:00 AM 0.00 0.0 M M M Another lovely spring day. Partly cloudy & 37 degrees at 7AM today.
4/10/2020 7:00 AM 0.00 0.0 M M M
4/11/2020 7:00 AM T M M M M A few raindrops in the afternoon that were chased away by the sun. Sunny& 44 degrees at 7AM today.
4/12/2020 7:00 AM 0.06 0.3 M M M Sunny warm day, with clouds moving in during the afternoon. Snow started after midnight. 23 degrees, light snow & windy at 7AM today.
4/13/2020 7:00 AM 0.06 0.5 M M M Snowy cold day with light snow all day, evening & night. Freezing rain this morning for a little while. Snowing, 18 degrees at 7AM today.
4/14/2020 7:00 AM 0.11 0.4 M M M Cold & snowy all day & evening with brief periods of no snow but then it would start again. Snowboard got warm enough to melt snow accumulated after 7AM before I remembered to measure it in the afternoon, so amount of new snow is actually higher than my reading. Snow very light at times. Clear skies, 19 degrees at 7 AM today.
4/15/2020 7:00 AM 0.00 0.0 M M M
4/16/2020 7:00 AM 0.17 0.8 M M M Snow started in the night. 27 degrees & snowing at 7AM today.
4/17/2020 7:00 AM 0.35 1.1 M M M Rain & snow, but mostly snow, throughout the day & evening. Still snowing lightly at 9PM. A short break with no precipitation from about 9:30-ish AM-11:30-ish AM. Clear sky & 20 degrees at 7 AM today.
4/18/2020 7:00 AM 0.00 0.0 M M M
4/19/2020 7:00 AM T M M M M Partly cloudy in the morning, with clouds moving in for the afternoon. A few raindrops at around 2:30PM. Sunny & 36 degrees at 7AM today.
4/20/2020 7:00 AM 0.00 0.0 M M M
4/21/2020 7:00 AM 0.00 0.0 M M M
4/22/2020 7:00 AM 0.00 0.0 M M M
4/23/2020 7:00 AM T M M M M A few raindrops & a clap of thunder at around 2:15 PM or so. Sunny, a little breeze & 52 degrees at 7AM today.
4/24/2020 7:00 AM 0.06 M M M M Light rain started sometime before 10 PM. Partly sunny & 42 degrees at 7AM today.
4/25/2020 7:00 AM T M M M M A few raindrops at around noon. Sunny, cloudy, breezy at times day. 42 degrees & mostly cloudy at 7AM today.
4/29/2020 7:00 AM 0.00 0.0 M M M
4/30/2020 7:00 AM 0.00 0.0 M M M
5/1/2020 7:00 AM 0.00 0.0 M M M
5/5/2020 7:00 AM 0.00 0.0 M M M
5/6/2020 7:00 AM 0.00 0.0 M M M
5/7/2020 7:00 AM 0.00 0.0 M M M
5/8/2020 7:00 AM 0.00 0.0 M M M
5/9/2020 7:00 AM 0.00 0.0 M M M
5/10/2020 7:00 AM 0.00 0.0 M M M
5/11/2020 7:00 AM 0.00 0.0 M M M Cloudy, 39 degrees at 7AM today.
5/12/2020 7:00 AM 0.03 M M M M Cold damp day with a few raindrops at 9:30AM, a little shower in the early afternoon that gave the bulk of the accumulation and light drizzle at 5:30 AM. Overcast at 7AM today.
5/13/2020 7:00 AM 0.00 0.0 M M M
5/16/2020 7:00 AM 0.59 M M M M Thunderstorms in the evening. Light rain at 5:30AM. Smaller than pea sized hail in the 1st storm. I don't know when that was, but it was still light outside.
5/17/2020 7:00 AM 0.02 M M M M A little shower between 7-8AM when it was overcast, otherwise, partly cloudy & breezy day. Sunny & 47 degrees at 7AM today.
5/18/2020 7:00 AM 0.00 0.0 M M M
5/19/2020 7:00 AM 0.00 0.0 M M M
5/20/2020 7:00 AM 0.00 0.0 M M M
5/21/2020 7:00 AM 0.00 0.0 M M M
5/22/2020 7:00 AM 0.00 0.0 M M M
5/23/2020 7:00 AM 0.00 0.0 M M M
5/24/2020 7:00 AM 0.00 0.0 M M M
5/25/2020 7:00 AM 0.93 M M M M Rain started around 12:30 PM or so & continued into the evening. Heavy at times. Cloudy & 42 degrees at 7AM today.
5/26/2020 7:00 AM 0.00 0.0 M M M
5/27/2020 7:00 AM 0.00 0.0 M M M
5/28/2020 7:30 AM 0.20 M M M M Big thunderclap at 7:30 PM followed by a nice shower. A little more rain between 6:30-7:30AM today. Cloudy at 7:30AM today.
5/29/2020 7:00 AM 0.00 0.0 M M M
5/30/2020 7:00 AM 0.01 M M M M A tiny shower at about 5:30PM. 56 degrees & sunny at 7AM today.
5/31/2020 7:00 AM 0.00 0.0 M M M
6/1/2020 7:00 AM T M M M M A few stray raindrops at around 7:30PM.
6/2/2020 7:00 AM 0.00 0.0 M M M
6/3/2020 7:00 AM 0.00 0.0 M M M Every afternoon rain flirts with us but doesn't deliver. : (
6/4/2020 7:00 AM 0.01 M M M M Thunder & the tiniest little shower at around 6PM.
6/5/2020 7:00 AM 0.00 0.0 M M M
6/6/2020 7:00 AM T M M M M A few raindrops at around 12:45 PM & then a little shower later in the afternoon. Cloudy & warm at 7AM today. 62 degrees at 4:45 AM today.
6/7/2020 7:00 AM M M M M M A couple of times in the morning there were stray raindrops, which would count for a Trace. However, at around 4PM we had a violent storm with winds so strong that the roof of our neighbor's back patio blew off, over their house & knocked over my rain gauge on its way to our driveway. There was only 0.01 in the gauge after it got picked up. There was blinding rain & a little bit of hail with the storm.
6/8/2020 7:00 AM 0.00 0.0 M M M
6/11/2020 7:00 AM 0.00 0.0 M M M Sunny & 52 degrees at 7AM today.
6/12/2020 7:00 AM 0.00 0.0 M M M Sunny & 58 degrees at 7AM today.
6/13/2020 7:00 AM 0.00 0.0 M M M 58 degrees & sunny at 7AM today.
6/14/2020 7:00 AM 0.05 M M M M 65 degrees & sunny at 7AM today.
6/15/2020 7:00 AM 0.00 0.0 M M M
6/16/2020 7:00 AM 0.00 0.0 M M M
6/17/2020 7:00 AM 0.00 0.0 M M M
6/18/2020 7:00 AM 0.00 0.0 M M M
6/19/2020 7:00 AM 0.03 M M M M Increasing clouds in the afternoon. Very light rain for a few hours in the evening. Cloudy & 55 degrees at 7AM today.
6/20/2020 7:00 AM 0.02 M M M M A little shower at around noon-ish. Sunny & 49 degrees at 7AM today.
6/23/2020 7:00 AM 0.06 M M M M A few raindrops at about 10:40PM, then it stopped. It must have rained during the night. Sunny & 60 degrees at 7AM today.
6/24/2020 7:00 AM 0.00 0.0 M M M
6/25/2020 7:00 AM 0.08 M M M M A steady shower that lasted about 2 hours or more in the evening. Sunny & 58 degrees at 6AM today.
6/30/2020 7:00 AM 0.00 0.0 M M M
7/1/2020 7:00 AM 0.00 0.0 M M M
7/2/2020 7:00 AM 0.00 0.0 M M M
7/6/2020 7:00 AM 0.00 0.0 M M M
7/7/2020 7:00 AM 0.00 0.0 M M M
7/8/2020 7:00 AM 0.00 0.0 M M M
7/9/2020 7:00 AM 0.00 0.0 M M M
7/10/2020 7:00 AM T 0.0 M M M A few raindrops at around 6:45PM, otherwise, very hot & dry day.
7/11/2020 7:00 AM 0.00 0.0 M M M Hot & dry. High temp near 100 degrees. 60 degrees, calm winds & clear sky at 7AM today.
7/12/2020 7:00 AM 0.00 0.0 M M M
7/13/2020 7:00 AM T M M M M A few raindrops at around 4 PM otherwise hot & dry.
7/14/2020 7:00 AM T M M M M A few raindrops at around 2PM & again at 5:30PM. Otherwise hot and more hot.
7/15/2020 7:00 AM 0.21 M M M M A couple of false starts with a few raindrops at 1:30PM & again around 4:45PM, then a real storm with good, steady rain for about 1 1/2 hours starting at around 5:30PM. 60 degrees & partly cloudy at 7AM today.
7/16/2020 7:00 AM 0.00 0.0 M M M
7/17/2020 7:00 AM T M M M M A few stray raindrops at 12:15 PM & 3PM.
7/18/2020 7:00 AM T M M M M A few raindrops at around 6:30PM.
7/19/2020 7:00 AM T M M M M Another day, another few raindrops. This time at 6:40PM.
9/26/2020 7:00 AM 0.00 0.0 M M M
9/29/2020 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/20/2019 10/21/2019 7:00 AM 2 0.00 M M
11/1/2019 11/04/2019 7:00 AM 4 0.00 M M
11/24/2019 11/25/2019 7:00 AM 2 0.00 M M
12/3/2019 12/13/2019 7:00 AM 11 0.10 M M
12/17/2019 12/19/2019 7:00 AM 3 T M M A surprise little snow flurry for a little over an hour on 12/16 from about 7:30AM to 8:30 or 9. Clear sky, no wind, 34 degrees at 7AM today.
1/2/2020 1/03/2020 7:00 AM 2 0.00 M M
1/19/2020 1/22/2020 7:00 AM 4 0.00 M M Partly cloudy, no wind, the sun coming up & the sky lightening, 37 degrees at 7AM today.
2/4/2020 2/22/2020 7:00 AM 19 1.40 4.5 M Freezing rain the morning of 2/3 which changed to snow at around 9AM. Our son said it snowed a lot while we were gone-- reportedly about 1 foot over 2 days at one point. Snow still on the ground & driveway. 4 1/2 inches on the snowboard which was frozen to the ground.
4/26/2020 4/28/2020 7:00 AM 3 T M M A few raindrops after 7 and before 8AM on 4/25.
5/2/2020 5/04/2020 7:00 AM 3 0.05 M M Gauge had water in it when we got home 5/3 at 1:30PM. I looked at online weather 5/2 & it said there was rain & thunder in Aurora on that evening. Sunny & dry 5/3 PM & at 7AM today.
5/14/2020 5/15/2020 7:00 AM 2 0.01 M M Rain gauge was empty when we got home at 12 noon. A few raindrops at 12:15PM, then a small thunderstorm at around 3:30PM.
6/9/2020 6/10/2020 7:00 AM 2 0.70 M M A friend said it rained all Monday night 6/8into 6/9. We got home around 1PM 6/9 & skies were partly cloudy, no more rain since we got home.
6/21/2020 6/22/2020 7:00 AM 2 T M M Rain gauge was empty when we got home at 1PM 6/21. A few raindrops at around 5:15 PM & then again around 7:30PM. Sunny & 58 degrees at 7AM today.
6/26/2020 6/29/2020 7:00 AM 4 0.09 M M 0.09" in gauge when we got home 6/28 at 10:30AM. A couple of brief showers later that afternoon & evening. Mostly cloudy & 64 degrees at 7AM today.
7/3/2020 7/05/2020 7:00 AM 3 0.04 M M Water in the gauge holder in the garden & wet streets when we got home at 8:45PM 7/4, indicating recent rain. 60 degrees & sunny at 7AM today.
9/27/2020 9/28/2020 7:00 AM 2 T M M A tiny shower at around 7PM or so on 9/27.



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground