S
M
T
W
T
F
S
30
76°
60°
31
66°
60°
1
78°
65°
2
69°
64°
3
79°
64°
4
77°
54°
5
73°
54°
6
73°
50°
7
74°
53°
8
76°
58°
9
78°
64°
10
76°
52°
11
66°
50°
12
68°
51°
13
70°
52°
14
71°
52°
15
72°
51°
16
71°
52°
17
75°
47°
18
66°
44°
19
71°
45°
20
73°
52°
21
73°
52°
22
72°
51°
23
72°
49°
24
67°
45°
25
70°
48°
26
71°
52°
27
69°
50°
28
61°
45°
29
61°
43°
30
62°
41°
1
60°
39°
2
60°
43°
3
61°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bainbridge
Bainbridge's September 2026 forecast shows daily high temperatures ranging from 60° to 78°, with overnight lows between 38° and 64°. The average high for September is 70° with an average low of 49°. 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 Bainbridge. See also: October | November | December.