Viewing Station: MA-SF-31 : Boston 6.5 SW
Sep 30, 2021 - Feb 1, 20261,540 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
February 1-1, 2026(1 of 1 days covered by obs)
NOAA Normal
0.12"
Departure from Normal
-0.12" : 0% of Normal
Year-To-Date: 2.50"
Jan 1 to Feb 1, 2026(32 of 32 days covered by obs)
NOAA Normal
3.88"
Departure from Normal
-1.38" : 64% of Normal
Water Year-To-Date: 12.16"
Oct 1, 2025 to Feb 1, 2026(124 of 124 days covered by obs)
NOAA Normal
17.29"
Departure from Normal
-5.13" : 70% 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