The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Orland Park, IL
Content continues below
September
Average Temperature
High
25°
Feels 25
Low
14°
Feels 14
Average Precipitation
9 Days
Rain amount
56.6mm
Snow amount
0cm
Content continues below
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
30°
16
22°
17
26°
18
25°
19
28°
20
24°
21
22°
22
21°
23
22°
24
22°
25
23°
26
24°
27
23°
28
23°
29
23°
30
Forecast
Tuesday, September 15, 2026
Day
30°
Feels 33
Wind
22 km/h S
Gust
33 km/h
Humidity
59%
P.O.P
40%
Rain
~1 mm
Night
18°
Feels 18
Wind
14 km/h NE
Gust
21 km/h
Humidity
94%
P.O.P
80%
Rain
15-20 mm
Historical Averages
Sep 15
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.