S
M
T
W
T
F
S
30
93°
51°
31
91°
40°
1
82°
35°
2
78°
37°
3
79°
42°
4
83°
43°
5
87°
40°
6
89°
38°
7
83°
38°
8
79°
39°
9
78°
38°
10
80°
34°
11
74°
35°
12
74°
37°
13
77°
39°
14
83°
45°
15
85°
44°
16
78°
36°
17
73°
35°
18
73°
37°
19
75°
39°
20
74°
38°
21
81°
39°
22
80°
38°
23
80°
40°
24
79°
40°
25
82°
34°
26
74°
32°
27
70°
34°
28
77°
30°
29
73°
29°
30
69°
32°
1
70°
35°
2
78°
37°
3
80°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sweet
Sweet's September 2026 forecast shows daily high temperatures ranging from 69° to 93°, with overnight lows between 29° and 51°. The average high for September is 79° with an average low of 38°. 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 Sweet. See also: October | November | December.