Viewing Station: MA-SF-31 : Boston 6.5 SW
Sep 30, 2021 - Jul 2, 20251,335 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
July 1-2, 2025(2 of 2 days covered by obs)
NOAA Normal
0.23"
Departure from Normal
-0.02" : 92% of Normal
Year-To-Date: 23.06"
Jan 1 to Jul 2, 2025(183 of 183 days covered by obs)
NOAA Normal
24.01"
Departure from Normal
-0.95" : 96% of Normal
Water Year-To-Date: 33.91"
Oct 1, 2024 to Jul 2, 2025(275 of 275 days covered by obs)
NOAA Normal
37.42"
Departure from Normal
-3.51" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.76
3.82
-0.06
Feb
3.44
3.43
0.01
Mar
4.59
4.66
-0.07
Apr
4.17
4.30
-0.13
May
3.65
3.61
0.04
Jun
4.17
4.06
0.11
Jul
3.55
3.54
0.01
Aug
3.58
3.65
-0.07
Sep
3.88
3.80
0.08
Oct
4.76
4.79
-0.03
Nov
3.94
3.96
-0.02
Dec
4.71
4.84
-0.13
48.20
48.46
-0.26