Illinois · county areal climate 1951–2025
Henry County, IL
A 50.6°F / 37.6" normal · 2025 ran +1.1°F vs normal.
2026 so far · through Jul 9: This area is running
+2.5°F (49.3°F) vs the 1996–2025 to-date normal — the
6th warmest start of 76 years. Precipitation
106% of normal.
U.S. year-to-date → Normal (1996–2025)
50.6°F
annual mean · 37.6" precipitation
2025 vs Normal
+1.1°F
51.7°F · 31.3" (83% of normal)
Warmest Year
53.4°F
2012 · coldest 46.9°F (2014)
Wettest Year
52.5in
2019 · driest 21.0" (2005)
Hottest Day
101.3°F
Aug 18 · 1988
Coldest Day
-27.7°F
Jan 31 · 2019
Biggest Rain Day
4.39in
Apr 18 · 2013
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.