Illinois · county areal climate 1951–2025

Macon County, IL

A 38.7" / 53.1°F normal · 2025 ran 76% of normal precipitation.
2026 so far · through Jul 25: This area is at 110% (25.43") of the 1996–2025 to-date normal — the 20th wettest start of 76 years. Temperature +1.6°F vs normal. U.S. year-to-date →

Normal (1996–2025)

38.7in
annual precipitation · 53.1°F

2025 vs Normal

76%
29.2" · 53.5°F (+0.4 vs normal)

Wettest Year

54.3in
2008

Driest Year

26.8in
1988

Biggest Rain Day

3.35in
Sep 17 · 1969

Warmest Year

55.9°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

27°
J
31°
F
42°
M
53°
A
64°
M
73°
J
75°
J
74°
A
68°
S
55°
O
43°
N
32°
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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