Monthly Historical AveragesWonder Lake, IL
Average Temperature
High
-1°
Feels -5
Low
-10°
Feels -16
Average Precipitation
5 Days
5.2mm
17.8cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, February 21, 2026
Day
1°Feels -4
Wind
20 km/h NW
Gust
30 km/h
Humidity
51%
P.O.P
30%
Night
-8°Feels -17
Wind
28 km/h NW
Gust
42 km/h
Humidity
79%
P.O.P
30%
Historical AveragesFeb 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity