S
M
T
W
T
F
S
30
64°
51°
31
62°
52°
1
64°
49°
2
64°
49°
3
63°
52°
4
63°
52°
5
65°
50°
6
64°
51°
7
64°
47°
8
63°
48°
9
63°
46°
10
61°
49°
11
62°
51°
12
62°
50°
13
58°
50°
14
60°
46°
15
60°
50°
16
Hist. Avg.
61°
50°
17
Hist. Avg.
61°
50°
18
Hist. Avg.
60°
49°
19
Hist. Avg.
60°
49°
20
Hist. Avg.
60°
49°
21
Hist. Avg.
60°
49°
22
Hist. Avg.
59°
49°
23
Hist. Avg.
59°
48°
24
Hist. Avg.
59°
48°
25
Hist. Avg.
59°
48°
26
Hist. Avg.
59°
48°
27
Hist. Avg.
58°
48°
28
Hist. Avg.
58°
47°
29
Hist. Avg.
58°
47°
30
Hist. Avg.
58°
47°
1
Hist. Avg.
57°
47°
2
Hist. Avg.
57°
47°
3
Hist. Avg.
57°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Plains
Plains's September 2026 forecast shows daily high temperatures ranging from 58° to 65°, with overnight lows between 46° 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 Plains. See also: October | November | December.
