S
M
T
W
T
F
S
30
83°
67°
31
89°
61°
1
84°
54°
2
85°
54°
3
90°
63°
4
89°
58°
5
87°
64°
6
88°
70°
7
84°
68°
8
89°
62°
9
76°
52°
10
87°
61°
11
85°
50°
12
71°
47°
13
64°
55°
14
63°
46°
15
69°
53°
16
70°
51°
17
68°
48°
18
70°
49°
19
69°
48°
20
70°
49°
21
72°
50°
22
77°
47°
23
75°
53°
24
70°
52°
25
73°
52°
26
70°
51°
27
73°
53°
28
72°
51°
29
69°
49°
30
70°
49°
1
63°
48°
2
66°
48°
3
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Fargo
West Fargo's September 2026 forecast shows daily high temperatures ranging from 61° to 87°, with overnight lows between 46° and 61°. The average high for September is 71° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in West Fargo. See also: October | November | December.