S
M
T
W
T
F
S
30
85°
54°
31
77°
56°
1
77°
61°
2
81°
58°
3
82°
59°
4
83°
59°
5
84°
52°
6
81°
53°
7
76°
51°
8
75°
50°
9
75°
55°
10
79°
53°
11
78°
49°
12
74°
49°
13
73°
48°
14
74°
56°
15
77°
49°
16
79°
47°
17
72°
46°
18
70°
46°
19
70°
47°
20
71°
49°
21
69°
49°
22
69°
48°
23
71°
51°
24
73°
48°
25
74°
53°
26
76°
51°
27
76°
43°
28
69°
49°
29
68°
51°
30
74°
49°
1
68°
50°
2
71°
48°
3
65°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wooster
Wooster's September 2026 forecast shows daily high temperatures ranging from 65° to 85°, with overnight lows between 42° and 61°. The average high for September is 75° with an average low of 51°. 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 Wooster. See also: October | November | December.