Viewing Station: RI-WS-30 : Westerly 2.4 NNW
Mar 21, 2016 - Sep 18, 20252,305 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.10"
September 1-18, 2025(17 of 18 days covered by obs)
NOAA Normal
2.34"
Departure from Normal
-0.24" : 90% of Normal
Year-To-Date: 28.88"
Jan 1 to Sep 18, 2025(256 of 261 days covered by obs)
NOAA Normal
31.06"
Departure from Normal
-2.18" : 93% of Normal
Water Year-To-Date: 39.95"
Oct 1, 2024 to Sep 18, 2025(344 of 353 days covered by obs)
NOAA Normal
43.28"
Departure from Normal
-3.33" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.46
3.91
-0.45
Feb
3.00
3.42
-0.42
Mar
4.38
4.92
-0.54
Apr
4.05
4.44
-0.39
May
3.46
3.37
0.09
Jun
3.65
3.69
-0.04
Jul
3.08
3.06
0.02
Aug
3.64
3.74
-0.10
Sep
3.90
3.76
0.14
Oct
4.36
4.61
-0.25
Nov
3.59
3.97
-0.38
Dec
4.27
4.81
-0.54
44.84
47.70
-2.86