Illinois · county areal climate 1951–2025

Monroe County, IL

A 42.3" / 57.0°F normal · 2025 ran 81% of normal precipitation.
2026 so far · through Jul 25: This area is at 86% (22.14") of the 1996–2025 to-date normal — the 34th driest start of 76 years. Temperature +1.7°F vs normal. U.S. year-to-date →

Normal (1996–2025)

42.3in
annual precipitation · 57.0°F

2025 vs Normal

81%
34.4" · 57.3°F (+0.3 vs normal)

Wettest Year

56.0in
1993

Driest Year

23.9in
1953

Biggest Rain Day

4.62in
Sep 8 · 2018

Warmest Year

60.1°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

33°
J
37°
F
47°
M
57°
A
66°
M
75°
J
79°
J
77°
A
70°
S
59°
O
47°
N
37°
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.

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