Viewing Station: MA-MD-186 : Watertown 1.1 NW
Mar 7, 2021 - Aug 31, 20251,485 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.45"
August 1-31, 2025(29 of 31 days covered by obs)
NOAA Normal
3.60"
Departure from Normal
-0.15" : 96% of Normal
Year-To-Date: 30.76"
Jan 1 to Aug 31, 2025(240 of 243 days covered by obs)
NOAA Normal
30.20"
Departure from Normal
0.56" : 102% of Normal
Water Year-To-Date: 40.67"
Oct 1, 2024 to Aug 31, 2025(331 of 335 days covered by obs)
NOAA Normal
43.26"
Departure from Normal
-2.59" : 94% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.56
3.70
-0.14
Feb
3.36
3.39
-0.03
Mar
4.34
4.54
-0.20
Apr
4.11
4.24
-0.13
May
3.61
3.56
0.05
Jun
4.09
4.03
0.06
Jul
3.53
3.62
-0.09
Aug
3.60
3.65
-0.05
Sep
3.81
3.73
0.08
Oct
4.61
4.72
-0.11
Nov
3.86
3.90
-0.04
Dec
4.59
4.75
-0.16
47.07
47.83
-0.76