S
M
T
W
T
F
S
30
58°
48°
31
59°
52°
1
58°
52°
2
58°
50°
3
57°
45°
4
57°
45°
5
58°
46°
6
59°
46°
7
61°
48°
8
56°
48°
9
56°
50°
10
57°
50°
11
55°
49°
12
56°
49°
13
56°
49°
14
55°
50°
15
60°
51°
16
62°
50°
17
62°
49°
18
60°
48°
19
58°
47°
20
54°
45°
21
53°
46°
22
53°
47°
23
54°
47°
24
53°
44°
25
52°
46°
26
52°
45°
27
53°
42°
28
52°
42°
29
52°
41°
30
51°
45°
1
51°
46°
2
52°
45°
3
56°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mud Bay
Mud Bay's September 2026 forecast shows daily high temperatures ranging from 51° to 62°, with overnight lows between 41° and 52°. The average high for September is 56° with an average low of 47°. 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 Bay. See also: October | November | December.
