S
M
T
W
T
F
S
30
82°
63°
31
77°
63°
1
78°
55°
2
80°
53°
3
83°
55°
4
90°
60°
5
79°
62°
6
N/A
7
89°
58°
8
89°
62°
9
69°
47°
10
71°
47°
11
71°
48°
12
74°
49°
13
74°
54°
14
73°
53°
15
77°
57°
16
71°
50°
17
68°
51°
18
67°
50°
19
63°
45°
20
66°
46°
21
67°
50°
22
69°
48°
23
70°
48°
24
70°
50°
25
69°
52°
26
69°
49°
27
66°
46°
28
68°
48°
29
67°
48°
30
67°
48°
1
63°
43°
2
63°
43°
3
65°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Fessenheim
Fessenheim's September 2026 forecast shows daily high temperatures ranging from 63° to 89°, with overnight lows between 43° and 62°. 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 Fessenheim. See also: October | November | December.
