Illinois · county areal climate 1951–2025
Marshall County, IL
A 51.4°F / 36.6" normal · 2025 ran +1.1°F vs normal.
2026 so far · through Jul 10: This area is running
+2.4°F (50.2°F) vs the 1996–2025 to-date normal — the
7th warmest start of 76 years. Precipitation
108% of normal.
U.S. year-to-date → Normal (1996–2025)
51.4°F
annual mean · 36.6" precipitation
2025 vs Normal
+1.1°F
52.5°F · 29.7" (81% of normal)
Warmest Year
54.4°F
2012 · coldest 47.6°F (2014)
Wettest Year
53.1in
1970 · driest 22.8" (1956)
Hottest Day
102.6°F
Jul 8 · 2012
Coldest Day
-23.9°F
Jan 5 · 1999
Biggest Rain Day
4.32in
Sep 28 · 2019
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.