Illinois · county areal climate 1951–2025
Randolph County, IL
A 56.7°F / 43.0" normal · 2025 ran +0.4°F vs normal.
2026 so far · through Jul 9: This area is running
+2.1°F (55.6°F) vs the 1996–2025 to-date normal — the
4th warmest start of 76 years. Precipitation
79% of normal.
U.S. year-to-date → Normal (1996–2025)
56.7°F
annual mean · 43.0" precipitation
2025 vs Normal
+0.4°F
57.1°F · 36.8" (85% of normal)
Warmest Year
59.2°F
2012 · coldest 53.2°F (1979)
Wettest Year
58.3in
2015 · driest 24.4" (1953)
Hottest Day
107.7°F
Jun 29 · 2012
Coldest Day
-15.7°F
Jan 17 · 1977
Biggest Rain Day
4.28in
Aug 17 · 1959
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.