S
M
T
W
T
F
S
30
68°
57°
31
N/A
1
71°
57°
2
71°
61°
3
71°
62°
4
68°
55°
5
67°
51°
6
70°
55°
7
69°
58°
8
67°
56°
9
68°
55°
10
64°
53°
11
64°
52°
12
65°
50°
13
64°
48°
14
66°
51°
15
65°
52°
16
62°
49°
17
64°
54°
18
66°
54°
19
66°
53°
20
62°
52°
21
64°
54°
22
65°
53°
23
65°
49°
24
62°
47°
25
62°
47°
26
63°
50°
27
64°
49°
28
64°
49°
29
63°
52°
30
64°
52°
1
64°
51°
2
63°
51°
3
63°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Culcheth
Culcheth's September 2026 forecast shows daily high temperatures ranging from 62° to 71°, with overnight lows between 47° and 62°. The average high for September is 65° with an average low of 52°. 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 Culcheth. See also: October | November | December.