S
M
T
W
T
F
S
30
72°
56°
31
74°
59°
1
79°
59°
2
78°
60°
3
79°
55°
4
75°
50°
5
73°
52°
6
68°
47°
7
70°
57°
8
75°
57°
9
78°
58°
10
78°
54°
11
74°
53°
12
69°
56°
13
71°
50°
14
71°
53°
15
67°
54°
16
68°
53°
17
71°
52°
18
74°
50°
19
68°
51°
20
71°
47°
21
68°
45°
22
64°
51°
23
65°
54°
24
73°
53°
25
72°
52°
26
69°
54°
27
70°
52°
28
73°
48°
29
69°
50°
30
66°
53°
1
70°
43°
2
70°
41°
3
61°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Elk Rapids
Elk Rapids's September 2026 forecast shows daily high temperatures ranging from 61° to 79°, with overnight lows between 40° and 60°. The average high for September is 71° with an average low of 52°. 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 Elk Rapids. See also: October | November | December.