Monthly Historical AveragesNaperville, IL
Average Temperature
High
9°
Feels 7
Low
-1°
Feels -4
Average Precipitation
8 Days
42.6mm
4.9cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, March 18, 2026
Day
6°Feels 4
Wind
19 km/h S
Gust
29 km/h
Humidity
56%
P.O.P
40%
Snow
<1 cm
Night
0°Feels -3
Wind
10 km/h SW
Gust
15 km/h
Humidity
93%
P.O.P
40%
Rain
<1 mm
Historical AveragesMar 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity