S
M
T
W
T
F
S
30
68°
55°
31
66°
52°
1
66°
52°
2
63°
55°
3
66°
54°
4
63°
54°
5
63°
50°
6
70°
50°
7
64°
54°
8
59°
52°
9
62°
47°
10
63°
54°
11
63°
48°
12
64°
58°
13
65°
50°
14
69°
57°
15
64°
49°
16
60°
51°
17
61°
50°
18
62°
50°
19
65°
51°
20
63°
50°
21
62°
51°
22
64°
53°
23
65°
52°
24
63°
51°
25
58°
50°
26
58°
49°
27
61°
51°
28
61°
46°
29
57°
45°
30
57°
48°
1
58°
50°
2
61°
51°
3
61°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cottingley
Cottingley's September 2026 forecast shows daily high temperatures ranging from 57° to 69°, with overnight lows between 45° and 58°. The average high for September is 62° with an average low of 50°. 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 Cottingley. See also: October | November | December.