Michigan · county areal climate 1951–2025
Washtenaw County, MI
A 49.0°F / 33.9" normal · 2025 ran +-0°F vs normal.
2026 so far · through Jul 9: This area is running
+0.8°F (45.7°F) vs the 1996–2025 to-date normal — the
15th warmest start of 76 years. Precipitation
100% of normal.
U.S. year-to-date → Normal (1996–2025)
49.0°F
annual mean · 33.9" precipitation
2025 vs Normal
+-0°F
49.0°F · 30.4" (90% of normal)
Warmest Year
51.8°F
2012 · coldest 45.3°F (1978)
Wettest Year
48.7in
2011 · driest 18.4" (1963)
Hottest Day
100.7°F
Jul 18 · 2012
Coldest Day
-20.1°F
Jan 19 · 1994
Biggest Rain Day
3.04in
Jul 28 · 2011
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.