Viewing Station: NH-HL-100 : Brookline 2.3 SW
Sep 30, 2020 - Sep 18, 20251,740 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.14"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
2.43"
Departure from Normal
-1.29" : 47% of Normal
Year-To-Date: 31.91"
Jan 1 to Sep 18, 2025(261 of 261 days covered by obs)
NOAA Normal
32.71"
Departure from Normal
-0.80" : 98% of Normal
Water Year-To-Date: 40.32"
Oct 1, 2024 to Sep 18, 2025(353 of 353 days covered by obs)
NOAA Normal
45.96"
Departure from Normal
-5.64" : 88% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.37
3.36
0.01
Feb
3.25
3.20
0.05
Mar
4.02
4.05
-0.03
Apr
4.13
4.01
0.12
May
3.72
3.57
0.15
Jun
4.12
4.18
-0.06
Jul
3.78
3.67
0.11
Aug
3.89
3.75
0.14
Sep
4.05
3.88
0.17
Oct
4.94
4.81
0.13
Nov
3.85
3.72
0.13
Dec
4.46
4.43
0.03
47.58
46.63
0.95