S
M
T
W
T
F
S
30
76°
55°
31
78°
56°
1
80°
54°
2
76°
53°
3
75°
58°
4
79°
61°
5
82°
60°
6
81°
53°
7
77°
53°
8
74°
52°
9
77°
59°
10
77°
57°
11
78°
58°
12
74°
58°
13
76°
53°
14
73°
49°
15
71°
49°
16
71°
50°
17
72°
54°
18
75°
55°
19
78°
56°
20
79°
56°
21
74°
49°
22
76°
54°
23
71°
50°
24
78°
46°
25
69°
45°
26
68°
50°
27
76°
52°
28
70°
53°
29
74°
52°
30
Hist. Avg.
71°
48°
1
Hist. Avg.
70°
48°
2
Hist. Avg.
70°
48°
3
Hist. Avg.
70°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Tiffin Township
Tiffin Township's September 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 45° and 61°. The average high for September is 75° 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 Tiffin Township. See also: October | November | December.
