Illinois · county areal climate 1951–2025
Ogle County, IL
A 49.3°F / 37.8" normal · 2025 ran +0.7°F vs normal.
2026 so far · through Jul 10: This area is running
+1.8°F (47.3°F) vs the 1996–2025 to-date normal — the
7th warmest start of 76 years. Precipitation
101% of normal.
U.S. year-to-date → Normal (1996–2025)
49.3°F
annual mean · 37.8" precipitation
2025 vs Normal
+0.7°F
50.0°F · 31.3" (83% of normal)
Warmest Year
52.3°F
2012 · coldest 45.4°F (1951)
Wettest Year
51.3in
2009 · driest 23.7" (1988)
Hottest Day
100.7°F
Aug 17 · 1988
Coldest Day
-28.8°F
Jan 31 · 2019
Biggest Rain Day
4.39in
Jul 18 · 1996
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.