S
M
T
W
T
F
S
30
72°
59°
31
75°
58°
1
78°
59°
2
76°
64°
3
80°
59°
4
75°
55°
5
71°
53°
6
72°
52°
7
75°
53°
8
71°
52°
9
72°
56°
10
69°
54°
11
69°
51°
12
71°
50°
13
67°
51°
14
68°
49°
15
71°
57°
16
72°
54°
17
70°
49°
18
68°
50°
19
72°
51°
20
73°
54°
21
73°
53°
22
72°
53°
23
71°
51°
24
66°
50°
25
70°
52°
26
69°
51°
27
69°
50°
28
60°
48°
29
61°
48°
30
60°
46°
1
57°
44°
2
58°
44°
3
63°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in South Gower
South Gower's September 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 44° and 64°. The average high for September is 69° 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 South Gower. See also: October | November | December.