Viewing Station: RI-NW-28 : Portsmouth 3.7 NNE
Mar 11, 2020 - Apr 20, 20262,176 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.13"
April 1-20, 2026(20 of 20 days covered by obs)
PRISM Normal
3.05"
Departure from Normal
-1.92" : 37% of Normal
Year-To-Date: 12.36"
Jan 1 to Apr 20, 2026(109 of 110 days covered by obs)
PRISM Normal
16.20"
Departure from Normal
-3.84" : 76% of Normal
Water Year-To-Date: 22.16"
Oct 1, 2025 to Apr 20, 2026(200 of 202 days covered by obs)
PRISM Normal
30.11"
Departure from Normal
-7.95" : 74% of Normal
MonthPRISM Normals
Jan
4.14
Feb
3.67
Mar
5.34
Apr
4.58
May
3.41
Jun
3.82
Jul
3.16
Aug
3.70
Sep
3.82
Oct
4.68
Nov
4.16
Dec
5.07
49.55