S
M
T
W
T
F
S
30
58°
36°
31
56°
34°
1
57°
40°
2
65°
42°
3
66°
42°
4
66°
32°
5
59°
32°
6
57°
31°
7
58°
37°
8
63°
36°
9
59°
33°
10
57°
30°
11
55°
32°
12
57°
32°
13
54°
29°
14
52°
27°
15
51°
26°
16
52°
28°
17
53°
36°
18
56°
39°
19
61°
37°
20
61°
30°
21
53°
27°
22
51°
25°
23
50°
25°
24
49°
27°
25
51°
26°
26
55°
27°
27
50°
35°
28
57°
34°
29
60°
35°
30
48°
24°
1
47°
25°
2
Hist. Avg.
56°
33°
3
Hist. Avg.
56°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Muskeg River
Muskeg River's September 2026 forecast shows daily high temperatures ranging from 47° to 66°, with overnight lows between 24° and 42°. The average high for September is 56° with an average low of 32°. 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 Muskeg River. See also: October | November | December.