Monthly Historical AveragesGlendale Heights, IL
Average Temperature
High
-2°
Feels -5
Low
-9°
Feels -15
Average Precipitation
7 Days
3.7mm
24.5cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, January 14, 2026
Day
-2°Feels -8
Wind
33 km/h N
Gust
50 km/h
Humidity
53%
P.O.P
40%
Snow
<1 cm
Night
-11°Feels -18
Wind
27 km/h N
Gust
41 km/h
Humidity
67%
P.O.P
30%
Historical AveragesJan 14
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity