S
M
T
W
T
F
S
30
73°
62°
31
69°
56°
1
69°
55°
2
71°
62°
3
72°
65°
4
69°
59°
5
68°
52°
6
74°
61°
7
66°
56°
8
63°
53°
9
64°
54°
10
65°
58°
11
66°
52°
12
66°
57°
13
66°
59°
14
67°
58°
15
66°
55°
16
64°
56°
17
64°
54°
18
65°
56°
19
62°
55°
20
64°
56°
21
65°
56°
22
65°
55°
23
64°
56°
24
65°
54°
25
63°
52°
26
62°
54°
27
63°
51°
28
63°
50°
29
61°
54°
30
63°
54°
1
63°
51°
2
62°
54°
3
63°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Simonsbath
Simonsbath's September 2026 forecast shows daily high temperatures ranging from 61° to 74°, with overnight lows between 50° and 61°. The average high for September is 64° 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 Simonsbath. See also: October | November | December.