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
Williston International Airport, ND
Content continues below
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
31°
3
30°
4
30°
5
31°
6
27°
7
26°
8
23°
9
23°
10
24°
11
23°
12
23°
13
22°
14
22°
15
22°
16
22°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
31°
Feels 31
Wind
27 km/h SE
Gust
41 km/h
Humidity
36%
P.O.P
10%
Night
18°
Feels 18
Wind
26 km/h SE
Gust
39 km/h
Humidity
83%
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
22°
Feels 22
Low
8°
Feels 7
Average Precipitation
7 Days
Rain amount
32.1mm
Snow amount
0.1cm