S
M
T
W
T
F
S
30
82°
64°
31
84°
67°
1
89°
66°
2
84°
68°
3
78°
65°
4
79°
65°
5
78°
59°
6
77°
51°
7
77°
51°
8
76°
53°
9
80°
66°
10
74°
48°
11
75°
44°
12
83°
49°
13
69°
45°
14
69°
38°
15
70°
55°
16
72°
55°
17
69°
55°
18
67°
49°
19
60°
53°
20
67°
54°
21
60°
46°
22
64°
44°
23
68°
42°
24
70°
41°
25
67°
43°
26
70°
35°
27
74°
37°
28
75°
42°
29
75°
61°
30
64°
61°
1
67°
46°
2
64°
35°
3
63°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Baldwin
Baldwin's September 2026 forecast shows daily high temperatures ranging from 63° to 75°, with overnight lows between 35° and 61°. The average high for September is 67° 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 Baldwin. See also: October | November | December.