Illinois · county areal climate 1951–2025

Clinton County, IL

A 43.2" / 55.9°F normal · 2025 ran 93% of normal precipitation.
2026 so far · through Jul 25: This area is at 91% (24.22") of the 1996–2025 to-date normal — the 43rd driest start of 76 years. Temperature +2°F vs normal. U.S. year-to-date →

Normal (1996–2025)

43.2in
annual precipitation · 55.9°F

2025 vs Normal

93%
40.3" · 56.7°F (+0.8 vs normal)

Wettest Year

55.6in
1957

Driest Year

24.1in
1953

Biggest Rain Day

4.2in
Apr 29 · 1996

Warmest Year

58.6°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

31°
J
35°
F
45°
M
56°
A
66°
M
75°
J
78°
J
76°
A
70°
S
58°
O
45°
N
36°
D
—— 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.

Nearby

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