S
M
T
W
T
F
S
30
75°
49°
31
79°
52°
1
83°
53°
2
80°
48°
3
73°
52°
4
78°
52°
5
79°
48°
6
77°
49°
7
79°
49°
8
79°
52°
9
81°
53°
10
82°
52°
11
82°
51°
12
78°
51°
13
79°
50°
14
78°
49°
15
77°
50°
16
78°
43°
17
76°
41°
18
65°
43°
19
64°
35°
20
67°
44°
21
75°
49°
22
77°
46°
23
Hist. Avg.
69°
43°
24
Hist. Avg.
69°
42°
25
Hist. Avg.
68°
42°
26
Hist. Avg.
68°
42°
27
Hist. Avg.
67°
42°
28
Hist. Avg.
67°
41°
29
Hist. Avg.
66°
41°
30
Hist. Avg.
66°
41°
1
Hist. Avg.
66°
40°
2
Hist. Avg.
65°
40°
3
Hist. Avg.
65°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Belt
Belt's September 2026 forecast shows daily high temperatures ranging from 64° to 83°, with overnight lows between 35° and 53°. The average high for September is 77° with an average low of 48°. 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 Belt. See also: October | November | December.