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
62°
50°
9
65°
47°
10
64°
53°
11
67°
44°
12
66°
60°
13
69°
52°
14
72°
58°
15
67°
51°
16
65°
50°
17
66°
53°
18
66°
53°
19
65°
51°
20
66°
52°
21
65°
53°
22
65°
52°
23
64°
52°
24
65°
51°
25
62°
47°
26
61°
47°
27
62°
45°
28
62°
47°
29
61°
50°
30
62°
50°
1
61°
45°
2
62°
49°
3
62°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pontypool
Pontypool's September 2026 forecast shows daily high temperatures ranging from 61° to 72°, with overnight lows between 44° and 60°. The average high for September is 64° 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 Pontypool. See also: October | November | December.