S
M
T
W
T
F
S
30
70°
45°
31
66°
45°
1
70°
48°
2
71°
49°
3
70°
47°
4
70°
40°
5
63°
38°
6
62°
39°
7
63°
47°
8
62°
45°
9
62°
41°
10
61°
37°
11
60°
44°
12
60°
40°
13
61°
38°
14
57°
35°
15
57°
36°
16
58°
37°
17
61°
46°
18
62°
45°
19
65°
45°
20
66°
40°
21
57°
36°
22
56°
34°
23
55°
33°
24
54°
34°
25
56°
35°
26
60°
37°
27
57°
42°
28
61°
39°
29
61°
40°
30
Hist. Avg.
57°
35°
1
Hist. Avg.
57°
35°
2
Hist. Avg.
56°
34°
3
Hist. Avg.
56°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Mud River
Mud River's September 2026 forecast shows daily high temperatures ranging from 54° to 71°, with overnight lows between 33° and 49°. The average high for September is 62° with an average low of 41°. 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 Mud River. See also: October | November | December.