Viewing Station: MA-SF-38 : Boston 3.1 SW
Nov 27, 2023 - Sep 8, 2026812 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.00"
September 1-8, 2026(8 of 8 days covered by obs)
NOAA Normal
1.03"
Departure from Normal
-0.03" : 97% of Normal
Year-To-Date: 21.62"
Jan 1 to Sep 8, 2026(238 of 251 days covered by obs)
NOAA Normal
31.95"
Departure from Normal
-10.33" : 68% of Normal
Water Year-To-Date: 30.68"
Oct 1, 2025 to Sep 8, 2026(294 of 343 days covered by obs)
NOAA Normal
45.49"
Departure from Normal
-14.81" : 67% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.76
3.84
-0.08
Feb
3.51
3.45
0.06
Mar
4.67
4.68
-0.01
Apr
4.18
4.31
-0.13
May
3.61
3.63
-0.02
Jun
4.12
4.08
0.04
Jul
3.47
3.52
-0.05
Aug
3.60
3.64
-0.04
Sep
3.85
3.82
0.03
Oct
4.78
4.80
-0.02
Nov
3.99
3.98
0.01
Dec
4.77
4.86
-0.09
48.31
48.61
-0.30