Washington · county areal climate 1951–2025
Chelan County, WA
A 43.6°F / 37.5" normal · 2025 ran +2.1°F vs normal.
2026 so far · through Jul 9: This area is running
+2.8°F (43.3°F) vs the 1996–2025 to-date normal — the
3rd warmest start of 76 years. Precipitation
81% of normal.
U.S. year-to-date → Normal (1996–2025)
43.6°F
annual mean · 37.5" precipitation
2025 vs Normal
+2.1°F
45.7°F · 38.8" (104% of normal)
Warmest Year
46.5°F
2015 · coldest 39.3°F (1955)
Wettest Year
51.5in
1990 · driest 20.9" (1952)
Hottest Day
100.2°F
Jun 30 · 2021
Coldest Day
-25.8°F
Dec 30 · 1968
Biggest Rain Day
3.36in
Nov 7 · 2006
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.