Monthly Historical AveragesFairmount, IL
Average Temperature
High
2°
Feels -2
Low
-7°
Feels -12
Average Precipitation
6 Days
16.5mm
15.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
-3°Feels -10
Wind
29 km/h NW
Gust
44 km/h
Humidity
43%
P.O.P
30%
Night
-8°Feels -16
Wind
25 km/h NW
Gust
38 km/h
Humidity
60%
P.O.P
30%
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity