S
M
T
W
T
F
S
30
78°
60°
31
83°
62°
1
83°
62°
2
82°
61°
3
83°
55°
4
82°
53°
5
75°
54°
6
76°
60°
7
77°
59°
8
80°
60°
9
81°
58°
10
78°
59°
11
80°
58°
12
80°
58°
13
79°
59°
14
79°
59°
15
80°
58°
16
80°
52°
17
78°
57°
18
76°
53°
19
77°
51°
20
72°
49°
21
70°
47°
22
69°
54°
23
70°
51°
24
74°
47°
25
68°
46°
26
67°
46°
27
70°
50°
28
73°
52°
29
74°
49°
30
72°
48°
1
66°
51°
2
66°
43°
3
65°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cheshire
Cheshire's September 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 43° and 62°. The average high for September is 76° 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 Cheshire. See also: October | November | December.