Viewing Station: MA-MD-119 : Watertown 1.1 W
May 3, 2018 - Aug 9, 20263,014 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.09"
August 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
0.05" : 105% of Normal
Year-To-Date: 22.64"
Jan 1 to Aug 9, 2026(218 of 221 days covered by obs)
NOAA Normal
27.70"
Departure from Normal
-5.06" : 82% of Normal
Water Year-To-Date: 33.69"
Oct 1, 2025 to Aug 9, 2026(310 of 313 days covered by obs)
NOAA Normal
40.76"
Departure from Normal
-7.07" : 83% 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