Washington · county areal climate 1951–2025
Walla Walla County, WA
A 53.0°F / 14.5" normal · 2025 ran +1.6°F vs normal.
2026 so far · through Jul 10: This area is running
+1.9°F (52.2°F) vs the 1996–2025 to-date normal — the
5th warmest start of 76 years. Precipitation
89% of normal.
U.S. year-to-date → Normal (1996–2025)
53.0°F
annual mean · 14.5" precipitation
2025 vs Normal
+1.6°F
54.6°F · 13.9" (96% of normal)
Warmest Year
55.4°F
2015 · coldest 48.6°F (1985)
Wettest Year
23.0in
1996 · driest 10.1" (1952)
Hottest Day
111.6°F
Jun 30 · 2021
Coldest Day
-20.4°F
Jan 27 · 1957
Biggest Rain Day
1.59in
Nov 19 · 1996
Record
1951–2025
75 complete years · NOAA nClimGrid
—— 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.