S
M
T
W
T
F
S
30
63°
50°
31
66°
49°
1
64°
50°
2
66°
51°
3
64°
51°
4
64°
52°
5
61°
49°
6
61°
49°
7
63°
47°
8
61°
52°
9
60°
48°
10
62°
47°
11
61°
50°
12
60°
51°
13
60°
50°
14
61°
51°
15
63°
48°
16
64°
50°
17
Hist. Avg.
63°
51°
18
Hist. Avg.
63°
50°
19
Hist. Avg.
63°
50°
20
Hist. Avg.
63°
50°
21
Hist. Avg.
62°
50°
22
Hist. Avg.
62°
50°
23
Hist. Avg.
62°
50°
24
Hist. Avg.
62°
50°
25
Hist. Avg.
62°
50°
26
Hist. Avg.
61°
49°
27
Hist. Avg.
61°
49°
28
Hist. Avg.
61°
49°
29
Hist. Avg.
61°
49°
30
Hist. Avg.
61°
49°
1
Hist. Avg.
60°
49°
2
Hist. Avg.
60°
49°
3
Hist. Avg.
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Llandrindod Wells
Llandrindod Wells's September 2026 forecast shows daily high temperatures ranging from 60° to 66°, with overnight lows between 47° and 52°. The average high for September is 62° 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 Llandrindod Wells. See also: October | November | December.