Washington · county areal climate 1951–2025

Whitman County, WA

A 17.7" / 49.7°F normal · 2025 ran 97% of normal precipitation.
2026 so far · through Jul 25: This area is at 101% (10.36") of the 1996–2025 to-date normal — the 37th wettest start of 76 years. Temperature +2.4°F vs normal. U.S. year-to-date →

Normal (1996–2025)

17.7in
annual precipitation · 49.7°F

2025 vs Normal

97%
17.2" · 52.1°F (+2.4 vs normal)

Wettest Year

25.4in
1996

Driest Year

12.1in
1952

Biggest Rain Day

1.37in
May 21 · 2020

Warmest Year

52.1°F
2025

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

32°
J
35°
F
42°
M
47°
A
55°
M
62°
J
70°
J
70°
A
61°
S
49°
O
39°
N
32°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.

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