S
M
T
W
T
F
S
30
79°
62°
31
88°
70°
1
88°
72°
2
91°
72°
3
89°
68°
4
78°
66°
5
79°
61°
6
77°
54°
7
78°
55°
8
82°
57°
9
88°
69°
10
81°
66°
11
79°
60°
12
74°
60°
13
84°
65°
14
70°
52°
15
N/A
16
83°
69°
17
78°
63°
18
76°
56°
19
78°
66°
20
69°
60°
21
70°
59°
22
70°
59°
23
73°
57°
24
69°
53°
25
67°
50°
26
69°
49°
27
68°
52°
28
69°
48°
29
73°
54°
30
72°
55°
1
72°
55°
2
71°
53°
3
69°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cuyahoga Falls
Cuyahoga Falls's September 2026 forecast shows daily high temperatures ranging from 67° to 83°, with overnight lows between 48° and 69°. The average high for September is 72° with an average low of 56°. 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 Cuyahoga Falls. See also: October | November | December.