Monthly Historical AveragesWheaton, IL
Average Temperature
High
8°
Feels 7
Low
-1°
Feels -4
Average Precipitation
8 Days
42.6mm
6.8cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, March 21, 2026
Day
21°Feels 21
Wind
25 km/h SW
Gust
38 km/h
Humidity
46%
P.O.P
30%
Night
13°Feels 8
Wind
23 km/h SW
Gust
35 km/h
Humidity
72%
P.O.P
20%
Historical AveragesMar 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity