Monthly Historical AveragesCharleston, IL
Average Temperature
High
18°
Feels 17
Low
7°
Feels 5
Average Precipitation
11 Days
119.5mm
0.1cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 5, 2026
Day
12°Feels 10
Wind
22 km/h NW
Gust
33 km/h
Humidity
37%
P.O.P
20%
Night
5°Feels 2
Wind
18 km/h W
Gust
27 km/h
Humidity
75%
P.O.P
0%
Historical AveragesApr 5
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity