Monthly Historical AveragesBethalto, IL
Average Temperature
High
3°
Feels 0
Low
-5°
Feels -10
Average Precipitation
6 Days
33.5mm
11.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, January 10, 2026
Day
7°Feels 4
Wind
26 km/h NW
Gust
40 km/h
Humidity
40%
P.O.P
60%
Rain
1-3 mm
Night
-4°Feels -10
Wind
28 km/h NW
Gust
42 km/h
Humidity
61%
P.O.P
30%
Historical AveragesJan 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity