Station Overview Station Location
Station Number AZ-PM-325 Latitude 32.43981
Station Name Mount Lemmon 1.9 E Longitude -110.75631
County Pima Elevation (ft) 7985



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 17 2.52 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 17 2.86 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 17 4.08 0.53 2 0.53 2 0.00 0 0 2 0 5.4 1 0
Jan 18 3.47 0.33 2 0.33 2 0.00 0 0 2 0 0.5 1 1
Feb 18 3.71 4.24 4 4.24 4 0.00 0 0 4 0 4.9 2 1
March 18 3.84 0.39 2 0.39 2 0.00 0 0 2 0 0.0 0 0
April 18 1.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 18 0.74 0.12 1 0.12 1 0.00 0 0 1 0 0.3 1 1
June 18 0.38 2.23 3 2.23 3 0.00 0 0 3 0 0.0 0 0
July 18 4.44 0.60 3 0.60 3 0.00 0 0 3 0 0.0 0 0
Aug 18 6.56 1.63 6 1.63 6 0.00 0 0 6 0 0.0 0 0
Sept 18 3.02 0.86 4 0.86 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 36.86" 10.93" 27 days 10.93" 27 0.00" 0 days 0 27 days 0 days 11.1" 5 days 3 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
10/1/2017
10/2/2017
10/3/2017
10/4/2017
10/5/2017
10/6/2017
10/7/2017
10/8/2017
10/9/2017
10/10/2017
10/11/2017
10/12/2017
10/13/2017
10/14/2017
10/15/2017
10/16/2017
10/17/2017
10/18/2017
10/19/2017
10/20/2017
10/21/2017
10/22/2017
10/23/2017
10/24/2017
10/25/2017
10/26/2017
10/27/2017
10/28/2017
10/29/2017
10/30/2017
10/31/2017
11/1/2017
11/2/2017
11/3/2017
11/4/2017
11/5/2017
11/6/2017
11/7/2017
11/8/2017
11/9/2017
11/10/2017
11/11/2017
11/12/2017
11/13/2017
11/14/2017
11/15/2017
11/16/2017
11/17/2017
11/18/2017
11/19/2017
11/20/2017
11/21/2017
11/22/2017
11/23/2017
11/24/2017
11/25/2017
11/26/2017
11/27/2017
11/28/2017
11/29/2017
11/30/2017
12/1/2017
12/2/2017
12/3/2017
12/4/2017
12/5/2017
12/6/2017 0.03
12/7/2017
12/8/2017
12/9/2017
12/10/2017
12/11/2017
12/12/2017
12/13/2017
12/14/2017
12/15/2017
12/16/2017
12/17/2017
12/18/2017 0.50
12/19/2017
12/20/2017
12/21/2017
12/22/2017
12/23/2017
12/24/2017
12/25/2017
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018
1/2/2018
1/3/2018
1/4/2018
1/5/2018
1/6/2018
1/7/2018
1/8/2018
1/9/2018
1/10/2018 0.19
1/11/2018
1/12/2018
1/13/2018
1/14/2018
1/15/2018
1/16/2018
1/17/2018
1/18/2018
1/19/2018
1/20/2018
1/21/2018 0.14
1/22/2018
1/23/2018
1/24/2018
1/25/2018
1/26/2018
1/27/2018
1/28/2018
1/29/2018
1/30/2018
1/31/2018
2/1/2018
2/2/2018
2/3/2018
2/4/2018
2/5/2018
2/6/2018
2/7/2018
2/8/2018
2/9/2018
2/10/2018
2/11/2018
2/12/2018
2/13/2018
2/14/2018
2/15/2018 2.95
2/16/2018 0.89
2/17/2018 0.30
2/18/2018
2/19/2018
2/20/2018 0.10
2/21/2018
2/22/2018
2/23/2018
2/24/2018
2/25/2018
2/26/2018
2/27/2018
2/28/2018 M
3/1/2018
3/2/2018
3/3/2018
3/4/2018
3/5/2018
3/6/2018
3/7/2018
3/8/2018
3/9/2018 0.07
3/10/2018 0.32
3/11/2018
3/12/2018
3/13/2018
3/14/2018
3/15/2018
3/16/2018
3/17/2018
3/18/2018
3/19/2018
3/20/2018
3/21/2018
3/22/2018
3/23/2018
3/24/2018
3/25/2018
3/26/2018
3/27/2018
3/28/2018
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018 0.12
5/3/2018
5/4/2018
5/5/2018
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018
5/16/2018
5/17/2018
5/18/2018
5/19/2018
5/20/2018
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018 0.02
6/16/2018 1.60
6/17/2018 0.61
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018 0.17
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018 0.37
7/22/2018
7/23/2018
7/24/2018
7/25/2018
7/26/2018
7/27/2018
7/28/2018
7/29/2018 0.06
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018 0.12
8/11/2018
8/12/2018
8/13/2018 0.49
8/14/2018
8/15/2018 0.53
8/16/2018
8/17/2018 0.12
8/18/2018
8/19/2018
8/20/2018 0.27
8/21/2018
8/22/2018
8/23/2018
8/24/2018 0.10
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
9/1/2018
9/2/2018 0.59
9/3/2018 0.09
9/4/2018
9/5/2018
9/6/2018
9/7/2018
9/8/2018
9/9/2018
9/10/2018
9/11/2018
9/12/2018
9/13/2018
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018 0.15
9/26/2018 0.03
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
12/6/2017 8:00 AM 0.03 M M M M Misted intermittently between 3 pm and 4 pm on the 5th. Rain for 10 minutes at midnight. gauge reported 3/100 of an inch at 8am with the top of intake tube frozen.
12/18/2017 8:00 AM 0.50 5.4 0.50 M M
1/10/2018 6:15 AM 0.19 M M M M severe winds at midnight and 3:15 am with rain in gauge. current conditions are frozen rain and snow on everything, including my front door which is covered by a porch. Currently heavy snow flurries. Winds are generally severe where I am located on the east ridge above summerhaven.
1/21/2018 8:00 AM 0.14 0.5 M 0.5 M frozen flurries started around 4 pm continuing until 7 pm,
2/15/2018 8:00 AM 2.95 M M M M Heavy for up and down mountain. limited visibility. windy with intermittent heavy light rain starting approximately at 10 am 2/14. actual times unknown because I was up and down mountain a few times in 24 hours.
2/16/2018 8:00 AM 0.89 M M M M heavy fog. intermittent mist/sprinkles/rain. All night. never stopped
2/17/2018 8:00 AM 0.30 M M M M intermittent light to heavy rain. unknown times. during evening.
2/20/2018 8:00 AM 0.10 1.2 M M M severe winds through the night. hail with heavy rain. 1/10 inch hail at 5 pm. snow fell during night.
2/28/2018 8:00 AM M 3.7 0.25 3.7 M measurement taken in front of house, in truck bed, and at corner of Nogales and Casa Grande. all the same. medium to heavy flurries. sun trying to poke through the fog. It is still snowing.{EDIT: Observer reported 3.70 for new precip. It appears new snowfall accidentally got entered in the wrong category. Changed precip report of 3.70 to NA until observer can be contacted to verify. Submission Time Before EDIT: 2/28/2018 8:34 AM CoCoSTAFF DNT}
3/9/2018 8:00 AM 0.07 M M M M drizzling all all evening and into the morning. foggy until mile marker 10 going down mountain.
3/10/2018 8:00 AM 0.32 M M M M still raining at 8 am 3/9. two more hours of light to medium precipitation with wind. clouds going down mountain to mile post 10
5/2/2018 8:00 AM 0.12 0.3 0.12 0.3 0.12 Wet snow blown in from south
6/15/2018 8:00 AM 0.02 M M M M
6/16/2018 8:00 AM 1.60 M M M M
6/17/2018 8:00 AM 0.61 M M M M
7/11/2018 8:00 AM 0.17 M M M M
7/21/2018 8:00 AM 0.37 M M M M
7/29/2018 8:00 AM 0.06 M M M M
8/10/2018 8:00 AM 0.12 M M M M
8/13/2018 8:00 AM 0.49 M M M M
8/15/2018 8:00 AM 0.53 M M M M
8/17/2018 8:00 AM 0.12 M M M M
8/20/2018 8:00 AM 0.27 M M M M
8/24/2018 8:00 AM 0.10 M M M M
9/2/2018 8:00 AM 0.59 M M M M
9/3/2018 8:00 AM 0.09 M M M M Steady light rain
9/25/2018 8:00 AM 0.15 M M M M
9/26/2018 8:00 AM 0.03 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