Monthly Historical AveragesCollinsville, IL
Average Temperature
High
6°
Feels 4
Low
-2°
Feels -6
Average Precipitation
9 Days
65.9mm
8.9cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
17°Feels 17
Wind
11 km/h SE
Gust
16 km/h
Humidity
91%
P.O.P
40%
Rain
<1 mm
Night
14°Feels 14
Wind
17 km/h S
Gust
26 km/h
Humidity
97%
P.O.P
40%
Rain
<1 mm
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity