S
M
T
W
T
F
S
30
64°
53°
31
65°
52°
1
64°
52°
2
64°
54°
3
65°
51°
4
65°
50°
5
63°
51°
6
65°
52°
7
67°
53°
8
66°
56°
9
67°
54°
10
62°
55°
11
65°
55°
12
63°
54°
13
67°
55°
14
66°
54°
15
66°
53°
16
63°
52°
17
61°
52°
18
61°
50°
19
63°
48°
20
60°
48°
21
61°
47°
22
60°
49°
23
61°
50°
24
61°
51°
25
60°
54°
26
60°
53°
27
64°
52°
28
63°
50°
29
59°
48°
30
59°
48°
1
60°
47°
2
59°
47°
3
58°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in St Annes
St Annes's September 2026 forecast shows daily high temperatures ranging from 58° to 67°, with overnight lows between 47° and 56°. The average high for September is 63° 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 St Annes. See also: October | November | December.