Illinois · county areal climate 1951–2025

Alexander County, IL

A 49.3" / 58.1°F normal · 2025 ran 105% of normal precipitation.
2026 so far · through Jul 25: This area is at 80% (24.29") of the 1996–2025 to-date normal — the 19th driest start of 76 years. Temperature +1.9°F vs normal. U.S. year-to-date →

Normal (1996–2025)

49.3in
annual precipitation · 58.1°F

2025 vs Normal

105%
51.8" · 58.7°F (+0.6 vs normal)

Wettest Year

70.5in
2011

Driest Year

30.4in
2012

Biggest Rain Day

6.02in
Mar 19 · 2008

Warmest Year

60.8°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

35°
J
39°
F
48°
M
58°
A
68°
M
76°
J
79°
J
77°
A
71°
S
59°
O
47°
N
39°
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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