Viewing Station: MA-MD-119 : Watertown 1.1 W
Nov 7, 2008 - May 9, 20252,563 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.99"
May 1-10, 2025(9 of 10 days covered by obs)
NOAA Normal
1.15"
Departure from Normal
0.84" : 173% of Normal
Year-To-Date: 15.79"
Jan 1 to May 10, 2025(129 of 130 days covered by obs)
NOAA Normal
16.58"
Departure from Normal
-0.79" : 95% of Normal
Water Year-To-Date: 25.51"
Oct 1, 2024 to May 10, 2025(220 of 222 days covered by obs)
NOAA Normal
29.64"
Departure from Normal
-4.13" : 86% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.59
3.70
-0.11
Feb
3.36
3.39
-0.03
Mar
4.39
4.54
-0.15
Apr
4.09
4.24
-0.15
May
3.57
3.56
0.01
Jun
4.11
4.03
0.08
Jul
3.55
3.62
-0.07
Aug
3.58
3.65
-0.07
Sep
3.83
3.73
0.10
Oct
4.62
4.72
-0.10
Nov
3.84
3.90
-0.06
Dec
4.60
4.75
-0.15
47.13
47.83
-0.70