Monthly Historical AveragesVernon Hills, IL
Average Temperature
High
20°
Feels 20
Low
9°
Feels 8
Average Precipitation
12 Days
92.9mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 24, 2026
Day
26°Feels 26
Wind
11 km/h N
Gust
17 km/h
Humidity
37%
P.O.P
40%
Rain
<1 mm
Night
12°Feels 11
Wind
10 km/h SW
Gust
15 km/h
Humidity
94%
P.O.P
10%
Historical AveragesMay 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity