Viewing Station: MA-BR-55 : NWS Boston/Norton 2.5 ESE
Jun 12, 2018 - Sep 8, 20263,003 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.66"
September 1-8, 2026(8 of 8 days covered by obs)
NOAA Normal
1.07"
Departure from Normal
-0.41" : 62% of Normal
Year-To-Date: 29.83"
Jan 1 to Sep 8, 2026(250 of 251 days covered by obs)
NOAA Normal
32.70"
Departure from Normal
-2.87" : 91% of Normal
Water Year-To-Date: 40.43"
Oct 1, 2025 to Sep 8, 2026(342 of 343 days covered by obs)
NOAA Normal
46.60"
Departure from Normal
-6.17" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.01
4.23
-0.22
Feb
3.53
3.63
-0.10
Mar
4.98
5.12
-0.14
Apr
4.56
4.62
-0.06
May
3.50
3.51
-0.01
Jun
4.10
4.01
0.09
Jul
3.30
3.40
-0.10
Aug
3.65
3.74
-0.09
Sep
4.01
4.04
-0.03
Oct
4.82
4.85
-0.03
Nov
4.27
4.35
-0.08
Dec
4.81
5.09
-0.28
49.54
50.59
-1.05