S
M
T
W
T
F
S
30
71°
49°
31
70°
54°
1
69°
53°
2
66°
52°
3
69°
52°
4
66°
49°
5
65°
49°
6
65°
53°
7
67°
51°
8
65°
50°
9
66°
52°
10
67°
47°
11
67°
47°
12
66°
48°
13
65°
50°
14
63°
50°
15
63°
46°
16
62°
46°
17
61°
45°
18
61°
47°
19
62°
48°
20
61°
46°
21
61°
45°
22
62°
46°
23
62°
48°
24
61°
47°
25
61°
46°
26
63°
47°
27
Hist. Avg.
59°
49°
28
Hist. Avg.
59°
49°
29
Hist. Avg.
59°
49°
30
Hist. Avg.
59°
48°
1
Hist. Avg.
58°
48°
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
*Temporarily Unavailable
September Weather in Caergwrle
Caergwrle's September 2026 forecast shows daily high temperatures ranging from 61° to 71°, with overnight lows between 45° and 54°. The average high for September is 65° with an average low of 49°. 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 Caergwrle. See also: October | November | December.