Oregon · county areal climate 1951–2025
Umatilla County, OR
A 49.4°F / 20.4" normal · 2025 ran +2°F vs normal.
2026 so far · through Jul 10: This area is running
+2.5°F (49.0°F) vs the 1996–2025 to-date normal — the
4th warmest start of 76 years. Precipitation
74% of normal.
U.S. year-to-date → Normal (1996–2025)
49.4°F
annual mean · 20.4" precipitation
2025 vs Normal
+2°F
51.4°F · 18.4" (90% of normal)
Warmest Year
51.7°F
2015 · coldest 44.7°F (1985)
Wettest Year
26.9in
1996 · driest 14.2" (1987)
Hottest Day
107.3°F
Jun 30 · 2021
Coldest Day
-22.1°F
Dec 23 · 1983
Biggest Rain Day
1.87in
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.