S
M
T
W
T
F
S
30
80°
62°
31
82°
63°
1
85°
57°
2
80°
57°
3
79°
58°
4
79°
56°
5
80°
55°
6
81°
59°
7
82°
56°
8
81°
61°
9
84°
61°
10
82°
60°
11
81°
60°
12
82°
59°
13
83°
60°
14
83°
60°
15
82°
59°
16
82°
57°
17
80°
58°
18
75°
59°
19
80°
58°
20
81°
58°
21
80°
56°
22
79°
50°
23
75°
56°
24
72°
56°
25
Hist. Avg.
75°
52°
26
Hist. Avg.
74°
52°
27
Hist. Avg.
74°
51°
28
Hist. Avg.
74°
51°
29
Hist. Avg.
73°
50°
30
Hist. Avg.
73°
50°
1
Hist. Avg.
72°
50°
2
Hist. Avg.
72°
49°
3
Hist. Avg.
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Lampeter
Lampeter's September 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 50° and 63°. The average high for September is 80° with an average low of 58°. 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 Lampeter. See also: October | November | December.