Monthly Historical AveragesCharleston, IA
Average Temperature
High
18°
Feels 17
Low
6°
Feels 4
Average Precipitation
10 Days
69.5mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, April 2, 2026
Day
22°Feels 22
Wind
34 km/h S
Gust
51 km/h
Humidity
62%
P.O.P
90%
Rain
25-30 mm
Night
7°Feels 6
Wind
29 km/h W
Gust
44 km/h
Humidity
92%
P.O.P
0%
Historical AveragesApr 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity