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
77°
55°
10
89°
51°
11
81°
59°
12
68°
44°
13
67°
46°
14
62°
50°
15
69°
44°
16
70°
49°
17
71°
52°
18
77°
48°
19
72°
49°
20
71°
51°
21
71°
50°
22
73°
52°
23
73°
51°
24
76°
52°
25
73°
50°
26
70°
51°
27
73°
53°
28
60°
50°
29
68°
49°
30
67°
48°
1
70°
48°
2
65°
49°
3
70°
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 60° to 77°, with overnight lows between 44° and 53°. The average high for September is 70° with an average low of 49°. 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.