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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Bolingbrook, IL
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September
Average Temperature
High
25°
Feels 25
Low
14°
Feels 14
Average Precipitation
9 Days
Rain amount
55.6mm
Snow amount
0cm
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
21°
17
25°
18
24°
19
27°
20
21°
21
19°
22
19°
23
21°
24
21°
25
22°
26
22°
27
22°
28
22°
29
22°
30
22°
Forecast
Wednesday, September 16, 2026
Day
21°
Feels 21
Wind
15 km/h NE
Gust
23 km/h
Humidity
88%
P.O.P
90%
Rain
5-10 mm
Night
18°
Feels 18
Wind
14 km/h NE
Gust
21 km/h
Humidity
100%
P.O.P
60%
Rain
1-3 mm
Historical Averages
Sep 16
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.