Illinois · county areal climate 1951–2025

Lee County, IL

A 37.8" / 49.7°F normal · 2025 ran 90% of normal precipitation.
2026 so far · through Jul 25: This area is at 93% (21.2") of the 1996–2025 to-date normal — the 38th driest start of 76 years. Temperature +2.3°F vs normal. U.S. year-to-date →

Normal (1996–2025)

37.8in
annual precipitation · 49.7°F

2025 vs Normal

90%
33.9" · 50.8°F (+1.1 vs normal)

Wettest Year

52.3in
2019

Driest Year

23.9in
2005

Biggest Rain Day

4.28in
Oct 10 · 1954

Warmest Year

52.7°F
2024

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

22°
J
26°
F
38°
M
49°
A
61°
M
70°
J
73°
J
71°
A
65°
S
53°
O
40°
N
28°
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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