Station Overview Station Location
Station Number CA-LA-28 Latitude 34.164709
Station Name Pasadena 1.0 ENE Longitude -118.122618
County Los Angeles Elevation (ft) 951



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 11 1.04 1.58 2 1.58 2 0.00 0 0 2 0 0.0 0 0
Nov 11 1.65 1.91 4 1.91 4 0.00 0 0 4 0 0.0 0 0
Dec 11 2.87 1.22 3 1.22 3 0.00 0 0 3 0 0.0 0 0
Jan 12 4.54 1.08 2 1.08 2 0.00 0 0 2 0 0.0 0 0
Feb 12 5.14 0.89 4 0.89 4 0.00 0 0 4 0 0.0 0 0
March 12 3.96 2.51 4 2.51 4 0.00 0 0 4 0 0.0 0 0
April 12 1.44 2.82 5 2.82 5 0.00 0 0 5 0 0.0 0 0
May 12 0.50 0.37 3 0.37 3 0.00 0 0 3 0 0.0 0 0
June 12 0.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 12 0.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 12 0.11 0.12 1 0.12 1 0.00 0 0 1 0 0.0 0 0
Sept 12 0.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 21.93" 12.50" 28 days 12.50" 28 0.00" 0 days 0 28 days 0 days 0.0" 0 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011 1.52
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011 0.06
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011
11/4/2011 0.40
11/5/2011
11/6/2011 0.53
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011 0.16
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011 0.82
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011
12/2/2011
12/3/2011
12/4/2011
12/5/2011
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011 0.91
12/13/2011
12/14/2011
12/15/2011 0.29
12/16/2011
12/17/2011 0.02
12/18/2011
12/19/2011
12/20/2011
12/21/2011
12/22/2011
12/23/2011
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012 0.61
1/22/2012
1/23/2012 0.47
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012
2/12/2012 0.03
2/13/2012 0.05
2/14/2012
2/15/2012 0.62
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012 0.19
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012 1.24
3/18/2012 0.24
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012 0.72
3/26/2012 0.31
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.21
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012 0.71
4/12/2012
4/13/2012
4/14/2012 1.02
4/15/2012
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012 0.11
4/24/2012
4/25/2012
4/26/2012 0.77
4/27/2012
4/28/2012
4/29/2012
4/30/2012
5/1/2012 0.10
5/2/2012 0.23
5/3/2012
5/4/2012
5/5/2012
5/6/2012
5/7/2012
5/8/2012
5/9/2012
5/10/2012
5/11/2012
5/12/2012
5/13/2012
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012
5/21/2012
5/22/2012
5/23/2012
5/24/2012
5/25/2012 0.04
5/26/2012
5/27/2012
5/28/2012
5/29/2012
5/30/2012
5/31/2012
6/1/2012
6/2/2012
6/3/2012
6/4/2012
6/5/2012
6/6/2012
6/7/2012
6/8/2012
6/9/2012
6/10/2012
6/11/2012
6/12/2012
6/13/2012
6/14/2012
6/15/2012
6/16/2012
6/17/2012
6/18/2012
6/19/2012
6/20/2012
6/21/2012
6/22/2012
6/23/2012
6/24/2012
6/25/2012
6/26/2012
6/27/2012
6/28/2012
6/29/2012
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012
7/3/2012
7/4/2012
7/5/2012
7/6/2012
7/7/2012
7/8/2012
7/9/2012
7/10/2012
7/11/2012
7/12/2012
7/13/2012
7/14/2012
7/15/2012
7/16/2012
7/17/2012
7/18/2012
7/19/2012
7/20/2012
7/21/2012
7/22/2012
7/23/2012
7/24/2012
7/25/2012
7/26/2012
7/27/2012
7/28/2012
7/29/2012
7/30/2012
7/31/2012
8/1/2012
8/2/2012
8/3/2012
8/4/2012
8/5/2012
8/6/2012
8/7/2012
8/8/2012
8/9/2012
8/10/2012
8/11/2012
8/12/2012
8/13/2012
8/14/2012
8/15/2012
8/16/2012
8/17/2012
8/18/2012
8/19/2012
8/20/2012
8/21/2012
8/22/2012
8/23/2012
8/24/2012
8/25/2012
8/26/2012
8/27/2012
8/28/2012
8/29/2012
8/30/2012 0.12
8/31/2012
9/1/2012
9/2/2012
9/3/2012
9/4/2012
9/5/2012
9/6/2012
9/7/2012
9/8/2012
9/9/2012
9/10/2012
9/11/2012
9/12/2012
9/13/2012
9/14/2012
9/15/2012
9/16/2012
9/17/2012
9/18/2012
9/19/2012
9/20/2012
9/21/2012
9/22/2012
9/23/2012
9/24/2012
9/25/2012
9/26/2012
9/27/2012
9/28/2012
9/29/2012
9/30/2012



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/5/2011 4:30 PM 1.52 M M M M
10/25/2011 11:00 AM 0.06 M M M M Light drizzle during the night turned for about a half hour into a steady light rain.
11/4/2011 2:15 PM 0.40 M M M M Briefly quite heavy between 6:30 and 7. This ended by about 8 a.m. with clearing conditions. However, rainfall returned about 12:15 p.m. and continued to about 2 p.m.
11/6/2011 6:00 PM 0.53 M M M M Storm in two stages. One began about 5:30 a.m. and rained until about 7. Then began again about 4:45 p.m. and rained until 5:30 or so.
11/12/2011 8:20 AM 0.16 M M M M
11/20/2011 7:30 PM 0.82 M M M M Quite heavy about the middle of this storm.
12/12/2011 10:00 AM 0.91 M M M M
12/15/2011 6:00 PM 0.29 M M M M Extremely intense 30-minute thunderstorm. Thunder was the loudest I have ever heard, lifetime, and I'm nearly 66.
12/17/2011 11:30 PM 0.02 M M M M
1/21/2012 10:30 AM 0.61 M M M M
1/23/2012 5:20 PM 0.47 M M M M Started about 7 a.m. then tapered off about 1 p.m. and started again, much lighter, ending about 3.
2/12/2012 9:45 AM 0.03 M M M M
2/13/2012 5:00 PM 0.05 M M M M
2/15/2012 8:00 PM 0.62 M M M M
2/27/2012 6:00 PM 0.19 M M M M
3/17/2012 5:40 PM 1.24 M M M M Hard to pinpoint heaviest periods as we were out for many hours from late morning to mid-afternoon. However, it was briefly VERY heavy in the morning.
3/18/2012 9:00 AM 0.24 M M M M
3/25/2012 6:30 PM 0.72 M M M M Steady, but not heavy, compared to reports from friends on the the Westside, for example.
3/26/2012 8:00 AM 0.31 M M M M
4/1/2012 7:00 AM 0.21 M M M M Started 8:30 p.m. or so last night.Seemed like a very gentle drizzle. Was very surprised to wake up this morning and find the total was getting on toward 1/4 inch.
4/11/2012 9:00 AM 0.71 M M M M Showers recurred late morning, adding .04, which is now included in the day's total.
4/14/2012 8:00 AM 1.02 M M M M
4/23/2012 7:30 AM 0.11 M M M M Slow drizzle, unexpected. Accumulation after 8 a.m. actually greater than overnight.
4/26/2012 1:30 PM 0.77 M M M M Rain started overnight, probably about 2 a.m. and lasted until about 5 a.m. Then the storm returned with somewhat greater intensity about 10 a.m. and rain continued until between noon and 12:30.
5/1/2012 4:30 PM 0.10 M M M M Weird light rain throughout the day with short intervals when it stopped, but overcast continuously. Rain was not falling five or six miles south of Pasadena.
5/2/2012 1:00 PM 0.23 M M M M Very, very strange weather. I've not seen 48 hours of nearly continuous light rain in May since I moved to California more than 40 years ago.
5/25/2012 6:30 AM 0.04 M M M M
8/30/2012 7:00 PM 0.12 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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