Monthly Historical AveragesPlano, IL
Average Temperature
High
-1°
Feels -4
Low
-9°
Feels -14
Average Precipitation
4 Days
15.2mm
11.5cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
-3°Feels -11
Wind
36 km/h NW
Gust
54 km/h
Humidity
54%
P.O.P
30%
Night
-10°Feels -19
Wind
32 km/h NW
Gust
48 km/h
Humidity
79%
P.O.P
30%
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity