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Viewing Station:
RI-NW-28 : Portsmouth 3.7 NNE
Mar 11, 2020 - Aug 16, 2026
2,293 Total Observations
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Station Overview
Climatology
Precip Summary
Year-Over-Year
Precip Calendar
Precip Distribution
Obs Calendar
Obs Tables
Station Overview
Climatology
Precip Summary
Year-Over-Year
Precip Calendar
Precip Distribution
Obs Calendar
Obs Tables
Climatology
Informational
Educational
Precipitation Normals Comparison
PRISM
Month-To-Date: 1.31"
August 2026
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"
2026
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 2025 - Sept 2026
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
Month
PRISM 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