Station Overview Station Location
Station Number NH-RC-72 Latitude 42.976534
Station Name Derry 5.7 N Longitude -71.271392
County Rockingham Elevation (ft) 390



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 4.26 6.23 14 6.23 14 0.00 0 0 14 0 0.0 0 0
Nov 19 4.09 3.34 10 3.34 10 0.00 0 0 10 0 0.0 0 0
Dec 19 3.46 7.39 11 7.39 11 0.00 0 0 11 0 31.8 8 3
Jan 20 3.06 2.42 7 2.42 7 0.00 0 0 7 0 7.6 2 0
Feb 20 3.09 3.57 10 3.57 10 0.00 0 0 10 0 6.8 4 1
March 20 3.76 3.90 8 3.90 8 0.00 0 0 8 0 7.0 1 0
April 20 3.93 4.80 12 4.80 12 0.00 0 0 12 0 0.8 1 0
May 20 4.04 2.25 6 2.25 6 0.00 0 0 6 0 0.0 0 0
June 20 4.13 1.15 7 1.15 7 0.00 0 0 7 0 0.0 0 0
July 20 3.71 2.65 12 2.65 12 0.00 0 0 12 0 0.0 0 0
Aug 20 3.59 1.84 12 1.84 12 0.00 0 0 11 1 0.0 0 0
Sept 20 3.62 2.81 4 2.81 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 44.74" 42.35" 113 days 42.35" 113 0.00" 0 days 0 112 days 1 days 54.0" 16 days 4 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 0.14
10/2/2019
10/3/2019 0.22
10/4/2019 0.12
10/5/2019
10/6/2019
10/7/2019 0.03
10/8/2019 0.79
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019 1.92
10/18/2019 0.31
10/19/2019
10/20/2019
10/21/2019 0.02
10/22/2019
10/23/2019 0.90
10/24/2019
10/25/2019
10/26/2019 0.10
10/27/2019
10/28/2019 0.94
10/29/2019 0.05
10/30/2019 0.08
10/31/2019 0.61
11/1/2019 0.12
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019 0.08
11/7/2019
11/8/2019 0.49
11/9/2019
11/10/2019
11/11/2019
11/12/2019 0.06
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019 0.25
11/20/2019 0.27
11/21/2019 0.17
11/22/2019 0.04
11/23/2019
11/24/2019
11/25/2019 1.20
11/26/2019
11/27/2019
11/28/2019 0.66
11/29/2019
11/30/2019
12/1/2019
12/2/2019 0.89
12/3/2019 1.67
12/4/2019
12/5/2019
12/6/2019
12/7/2019 0.10
12/8/2019
12/9/2019
12/10/2019 0.62
12/11/2019 0.25
12/12/2019
12/13/2019
12/14/2019 1.57
12/15/2019 0.27
12/16/2019
12/17/2019 0.36
12/18/2019 0.09
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019 0.40
12/31/2019 1.17
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020 0.31
1/6/2020
1/7/2020
1/8/2020 0.02
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020 0.21
1/14/2020 0.02
1/15/2020
1/16/2020 0.29
1/17/2020
1/18/2020
1/19/2020 0.62
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020 0.95
1/27/2020
1/28/2020
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020 0.02
2/3/2020
2/4/2020
2/5/2020
2/6/2020 0.43
2/7/2020
2/8/2020 0.56
2/9/2020
2/10/2020 0.08
2/11/2020 0.18
2/12/2020 0.05
2/13/2020 0.52
2/14/2020 0.02
2/15/2020
2/16/2020
2/17/2020
2/18/2020 0.68
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020 1.03
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020 0.08
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020 0.43
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020 0.04
3/19/2020
3/20/2020 0.56
3/21/2020 0.03
3/22/2020
3/23/2020
3/24/2020 1.32
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020 1.25
3/31/2020 0.19
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020 1.14
4/4/2020 0.14
4/5/2020
4/6/2020 0.02
4/7/2020
4/8/2020
4/9/2020
4/10/2020 0.93
4/11/2020 0.04
4/12/2020
4/13/2020
4/14/2020 1.05
4/15/2020
4/16/2020 0.02
4/17/2020
4/18/2020 0.29
4/19/2020
4/20/2020
4/21/2020
4/22/2020 0.32
4/23/2020
4/24/2020
4/25/2020 0.03
4/26/2020
4/27/2020 0.48
4/28/2020 0.34
4/29/2020
4/30/2020
5/1/2020
5/2/2020 0.95
5/3/2020
5/4/2020
5/5/2020
5/6/2020
5/7/2020 0.03
5/8/2020
5/9/2020 0.37
5/10/2020
5/11/2020
5/12/2020 0.20
5/13/2020
5/14/2020
5/15/2020
5/16/2020 0.41
5/17/2020
5/18/2020
5/19/2020
5/20/2020
5/21/2020
5/22/2020
5/23/2020
5/24/2020
5/25/2020
5/26/2020
5/27/2020
5/28/2020
5/29/2020
5/30/2020 0.29
5/31/2020
6/1/2020
6/2/2020
6/3/2020
6/4/2020 0.01
6/5/2020 0.05
6/6/2020
6/7/2020 0.25
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020 0.22
6/13/2020
6/14/2020
6/15/2020
6/16/2020
6/17/2020
6/18/2020
6/19/2020
6/20/2020
6/21/2020
6/22/2020
6/23/2020
6/24/2020
6/25/2020 0.01
6/26/2020
6/27/2020
6/28/2020
6/29/2020 0.08
6/30/2020 0.53
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.29
7/2/2020
7/3/2020 0.05
7/4/2020
7/5/2020
7/6/2020 0.15
7/7/2020
7/8/2020
7/9/2020 0.02
7/10/2020
7/11/2020 0.17
7/12/2020
7/13/2020
7/14/2020 0.18
7/15/2020 0.17
7/16/2020
7/17/2020
7/18/2020 0.03
7/19/2020
7/20/2020
7/21/2020
7/22/2020
7/23/2020 0.72
7/24/2020 0.81
7/25/2020
7/26/2020
7/27/2020
7/28/2020
7/29/2020 0.02
7/30/2020 0.04
7/31/2020
8/1/2020
8/2/2020
8/3/2020 T
8/4/2020
8/5/2020 0.23
8/6/2020
8/7/2020
8/8/2020
8/9/2020 0.03
8/10/2020 0.24
8/11/2020
8/12/2020
8/13/2020
8/14/2020
8/15/2020
8/16/2020
8/17/2020
8/18/2020 0.10
8/19/2020 0.02
8/20/2020
8/21/2020
8/22/2020
8/23/2020 0.03
8/24/2020 0.24
8/25/2020 0.24
8/26/2020 0.22
8/27/2020
8/28/2020 0.09
8/29/2020
8/30/2020 0.40
8/31/2020
9/1/2020
9/2/2020
9/3/2020 0.25
9/4/2020
9/5/2020
9/6/2020
9/7/2020
9/8/2020
9/9/2020
9/10/2020
9/11/2020 1.65
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
9/27/2020
9/28/2020 0.31
9/29/2020
9/30/2020 0.60



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 7:00 PM 0.14 M M M M
10/3/2019 6:00 AM 0.22 M M M M
10/4/2019 7:00 AM 0.12 M M M M
10/7/2019 7:00 AM 0.03 M M M M
10/8/2019 7:00 AM 0.79 M M M M
10/17/2019 8:00 AM 1.92 M M M M
10/18/2019 7:00 AM 0.31 M M M M
10/21/2019 6:00 AM 0.02 M M M M
10/23/2019 7:00 AM 0.90 M M M M
10/26/2019 7:00 AM 0.10 M M M M
10/28/2019 6:00 AM 0.94 M M M M
10/29/2019 6:00 AM 0.05 M M M M
10/30/2019 6:00 AM 0.08 M M M M
10/31/2019 8:00 PM 0.61 M M M M
11/1/2019 7:00 AM 0.12 M M M M
11/6/2019 6:00 AM 0.08 M M M M
11/8/2019 6:00 AM 0.49 M M M M
11/12/2019 7:00 PM 0.06 M M M M
11/19/2019 6:00 AM 0.25 M M M M
11/20/2019 6:00 AM 0.27 M M M M
11/21/2019 6:00 AM 0.17 M M M M
11/22/2019 6:00 AM 0.04 M M M M
11/25/2019 6:00 AM 1.20 M M M M
11/28/2019 7:00 AM 0.66 M M M M
12/2/2019 7:00 AM 0.89 10.0 M 8.5 M First snow of the season.
12/3/2019 7:00 PM 1.67 11.0 M 20.0 M 2 day total 21 in
12/7/2019 7:00 AM 0.10 1.5 M 15.0 M
12/10/2019 6:00 AM 0.62 M M M M
12/11/2019 7:00 AM 0.25 0.3 M M M
12/14/2019 8:00 AM 1.57 M M M M
12/15/2019 7:00 AM 0.27 M M M M
12/17/2019 3:00 PM 0.36 3.7 M M M
12/18/2019 6:00 AM 0.09 1.0 M M M
12/30/2019 7:00 AM 0.40 1.0 M M M .3 in of sleet
12/31/2019 7:00 AM 1.17 3.3 M M M Storm total of 4.3 inches snow
1/5/2020 7:00 AM 0.31 T M M M
1/8/2020 7:00 AM 0.02 T M M M
1/13/2020 7:00 AM 0.21 M M M M
1/14/2020 7:00 AM 0.02 M M M M
1/16/2020 8:00 AM 0.29 2.3 M M M
1/19/2020 2:00 AM 0.62 5.3 M M M
1/26/2020 8:00 AM 0.95 M M M M
2/2/2020 7:00 AM 0.02 M M M M
2/6/2020 7:00 AM 0.43 2.8 M M M
2/8/2020 7:00 AM 0.56 M M M M
2/10/2020 7:00 AM 0.08 0.2 M M M
2/11/2020 7:00 AM 0.18 M M M M
2/12/2020 7:00 AM 0.05 T M M M
2/13/2020 7:00 AM 0.52 2.3 M M M
2/14/2020 7:00 AM 0.02 T M 4.5 M
2/18/2020 4:00 PM 0.68 1.5 M M M
2/27/2020 2:00 PM 1.03 M M T M
3/4/2020 7:00 AM 0.08 M M M M
3/13/2020 6:00 PM 0.43 M M M M
3/18/2020 7:00 AM 0.04 M M M M
3/20/2020 9:00 AM 0.56 T M M M
3/21/2020 7:00 AM 0.03 M M M M
3/24/2020 1:00 AM 1.32 7.0 M M M 50 inches for the season
3/30/2020 7:00 AM 1.25 M M M M Frequent thunder and lightning between 8:15-8:45p. Small hail/graupel reported at 8:45p. Temperature was 36.7 F during this time.
3/31/2020 7:00 AM 0.19 T M M M
4/3/2020 5:00 PM 1.14 M M M M
4/4/2020 7:00 AM 0.14 M M M M
4/6/2020 7:00 AM 0.02 M M M M
4/10/2020 7:00 AM 0.93 M M M M
4/11/2020 6:00 AM 0.04 M M M M Graupel reported in aftermoon.
4/14/2020 7:00 AM 1.05 M M M M
4/16/2020 7:00 AM 0.02 T M M M
4/18/2020 11:00 AM 0.29 0.8 M M M
4/22/2020 7:00 AM 0.32 T M M M 6:45am snow shower that is coating the ground
4/25/2020 7:00 AM 0.03 M M M M
4/27/2020 9:00 AM 0.48 M M M M
4/28/2020 8:00 AM 0.34 M M M M
5/2/2020 6:00 AM 0.95 M M M M
5/7/2020 7:00 AM 0.03 M M M M
5/9/2020 11:00 AM 0.37 T M M M Started snowing around 5:30a and coated the ground in some areas.
5/12/2020 7:00 AM 0.20 M M M M
5/16/2020 7:00 AM 0.41 M M M M
5/30/2020 7:00 AM 0.29 M M M M First measureable precip since May 16th.
6/4/2020 7:00 AM 0.01 M M M M
6/5/2020 7:00 AM 0.05 M M M M
6/7/2020 7:00 AM 0.25 M M M M Thunder and lightning reported between 9p and 10p.
6/12/2020 7:00 AM 0.22 M M M M
6/25/2020 7:00 AM 0.01 M M M M
6/29/2020 7:00 AM 0.08 M M M M
6/30/2020 7:00 PM 0.53 M M M M
7/1/2020 7:00 AM 0.29 M M M M .90 in total since Sunday night (6/28)
7/3/2020 7:00 AM 0.05 M M M M
7/6/2020 6:00 AM 0.15 M M M M Frequent thunder and lightning between 7:30 and 8p.
7/9/2020 7:00 AM 0.02 M M M M
7/11/2020 7:00 AM 0.17 M M M M
7/14/2020 6:00 AM 0.18 M M M M
7/15/2020 7:00 AM 0.17 M M M M
7/18/2020 7:00 AM 0.03 M M M M
7/23/2020 7:00 AM 0.72 M M M M Rainfall occurred between 9p and 12:30a. Most rain in any one event since May 2nd.
7/24/2020 7:00 AM 0.81 M M M M Multiple rounds of showers some heavy during the afternoon.
7/29/2020 7:00 AM 0.02 M M M M
7/30/2020 7:00 AM 0.04 M M M M
8/3/2020 7:00 AM T M M M M
8/5/2020 7:00 AM 0.23 M M M M No power since 11p last night.
8/9/2020 7:00 AM 0.03 M M M M
8/10/2020 7:00 AM 0.24 M M M M
8/18/2020 7:00 AM 0.10 M M M M
8/19/2020 7:00 AM 0.02 M M M M
8/23/2020 7:00 AM 0.03 M M M M
8/24/2020 7:00 AM 0.24 M M M M
8/25/2020 7:00 AM 0.24 M M M M
8/26/2020 7:00 AM 0.22 M M M M
8/28/2020 7:00 AM 0.09 M M M M
8/30/2020 7:00 AM 0.40 M M M M
9/3/2020 7:00 AM 0.25 M M M M
9/11/2020 7:00 AM 1.65 M M M M Greatest single event total in 2020. Multiple rounds of heavy showers from 1-5p with rainfall rates exceeding 2.5 in/hr.
9/28/2020 7:00 AM 0.31 M M M M 18 days in between rain events.
9/30/2020 9:00 AM 0.60 M M M M .27 in of this came between 8-8:30am.



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