Viewing Station: RI-NW-28 : Portsmouth 3.7 NNE
Mar 11, 2020 - Aug 16, 20262,293 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.31"
August 1-16, 2026(16 of 16 days covered by obs)
PRISM Normal
1.91"
Departure from Normal
-0.60" : 69% of Normal
Year-To-Date: 26.21"
Jan 1 to Aug 16, 2026(226 of 228 days covered by obs)
PRISM Normal
30.03"
Departure from Normal
-3.82" : 87% of Normal
Water Year-To-Date: 36.01"
Oct 1, 2025 to Aug 16, 2026(317 of 320 days covered by obs)
PRISM Normal
43.94"
Departure from Normal
-7.93" : 82% 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