S
M
T
W
T
F
S
30
63°
51°
31
62°
52°
1
62°
53°
2
63°
52°
3
63°
50°
4
61°
48°
5
61°
49°
6
63°
48°
7
62°
52°
8
64°
49°
9
64°
49°
10
63°
51°
11
60°
52°
12
61°
48°
13
63°
49°
14
63°
47°
15
60°
46°
16
59°
51°
17
62°
51°
18
63°
48°
19
61°
52°
20
63°
52°
21
63°
51°
22
61°
51°
23
60°
49°
24
61°
50°
25
59°
50°
26
60°
49°
27
59°
50°
28
60°
48°
29
60°
48°
30
56°
44°
1
57°
49°
2
Hist. Avg.
58°
48°
3
Hist. Avg.
58°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pwll-Glas
Pwll-Glas's September 2026 forecast shows daily high temperatures ranging from 56° to 64°, with overnight lows between 44° and 53°. The average high for September is 61° 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 Pwll-Glas. See also: October | November | December.