S
M
T
W
T
F
S
30
66°
55°
31
66°
54°
1
68°
54°
2
66°
59°
3
72°
63°
4
66°
55°
5
66°
52°
6
77°
57°
7
64°
57°
8
63°
54°
9
64°
48°
10
64°
55°
11
67°
47°
12
68°
59°
13
68°
55°
14
71°
59°
15
68°
52°
16
65°
54°
17
64°
52°
18
67°
54°
19
70°
55°
20
67°
54°
21
68°
53°
22
66°
52°
23
67°
52°
24
65°
51°
25
62°
51°
26
60°
50°
27
64°
52°
28
63°
46°
29
58°
45°
30
58°
45°
1
59°
50°
2
62°
50°
3
63°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Horrington
West Horrington's September 2026 forecast shows daily high temperatures ranging from 58° to 71°, with overnight lows between 45° and 59°. 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 West Horrington. See also: October | November | December.