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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Chapel Hill, Williams Airport, NC
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
36°
3
37°
4
37°
5
36°
6
29°
7
30°
8
30°
9
34°
10
36°
11
29°
12
28°
13
29°
14
32°
15
33°
16
28°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
36°
Feels 39
Wind
7 km/h E
Gust
11 km/h
Humidity
33%
P.O.P
40%
Rain
<1 mm
Night
23°
Feels 24
Wind
8 km/h SW
Gust
12 km/h
Humidity
92%
P.O.P
30%
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
September
Average Temperature
High
28°
Feels 29
Low
17°
Feels 17
Average Precipitation
9 Days
Rain amount
76.8mm
Snow amount
0cm