Viewing Station: MA-BA-71 : Chatham 1.6 WNW
Aug 4, 2018 - Aug 31, 2025594 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-3, 2025(0 of 3 days covered by obs)
NOAA Normal
0.36"
Departure from Normal
-0.36" : 0% of Normal
Year-To-Date: 18.58"
Jan 1 to Sep 3, 2025(65 of 246 days covered by obs)
NOAA Normal
27.79"
Departure from Normal
-9.21" : 67% of Normal
Water Year-To-Date: 25.26"
Oct 1, 2024 to Sep 3, 2025(88 of 338 days covered by obs)
NOAA Normal
40.64"
Departure from Normal
-15.38" : 62% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.94
4.01
-0.07
Feb
3.28
3.78
-0.50
Mar
4.11
4.39
-0.28
Apr
4.03
4.08
-0.05
May
3.05
3.33
-0.28
Jun
3.23
3.07
0.16
Jul
2.36
2.56
-0.20
Aug
3.43
3.15
0.28
Sep
3.63
3.70
-0.07
Oct
4.22
4.24
-0.02
Nov
3.96
4.07
-0.11
Dec
4.67
4.70
-0.03
43.91
45.08
-1.17