Viewing Station: RI-NW-28 : Portsmouth 3.7 NNE
Mar 11, 2020 - Jun 21, 20262,237 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.67"
June 1-21, 2026(21 of 21 days covered by obs)
PRISM Normal
2.67"
Departure from Normal
-2.00" : 25% of Normal
Year-To-Date: 15.09"
Jan 1 to Jun 21, 2026(170 of 172 days covered by obs)
PRISM Normal
23.81"
Departure from Normal
-8.72" : 63% of Normal
Water Year-To-Date: 24.89"
Oct 1, 2025 to Jun 21, 2026(261 of 264 days covered by obs)
PRISM Normal
37.72"
Departure from Normal
-12.83" : 66% 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