S
M
T
W
T
F
S
30
65°
57°
31
65°
56°
1
64°
54°
2
66°
55°
3
66°
57°
4
62°
57°
5
64°
57°
6
67°
59°
7
70°
62°
8
66°
56°
9
63°
55°
10
62°
55°
11
64°
54°
12
64°
55°
13
63°
54°
14
64°
56°
15
63°
56°
16
63°
57°
17
64°
55°
18
63°
56°
19
64°
56°
20
63°
55°
21
64°
56°
22
63°
57°
23
64°
57°
24
64°
56°
25
63°
55°
26
61°
55°
27
60°
53°
28
58°
52°
29
59°
53°
30
60°
54°
1
61°
54°
2
60°
53°
3
60°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Keitum
Keitum's September 2026 forecast shows daily high temperatures ranging from 58° to 70°, with overnight lows between 52° and 62°. The average high for September is 63° with an average low of 55°. 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 Keitum. See also: October | November | December.
