S
M
T
W
T
F
S
30
88°
57°
31
79°
58°
1
79°
61°
2
80°
64°
3
86°
66°
4
87°
65°
5
88°
56°
6
83°
55°
7
78°
54°
8
78°
55°
9
80°
62°
10
80°
60°
11
79°
53°
12
77°
53°
13
76°
55°
14
78°
60°
15
76°
51°
16
82°
50°
17
74°
50°
18
73°
51°
19
73°
50°
20
74°
50°
21
73°
49°
22
73°
49°
23
74°
50°
24
76°
54°
25
79°
57°
26
79°
53°
27
80°
49°
28
71°
56°
29
73°
53°
30
77°
49°
1
74°
52°
2
73°
51°
3
69°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Tuscola
Tuscola's September 2026 forecast shows daily high temperatures ranging from 69° to 88°, with overnight lows between 49° and 66°. The average high for September is 78° with an average low of 54°. 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 Tuscola. See also: October | November | December.