S
M
T
W
T
F
S
30
102°
74°
31
99°
72°
1
97°
71°
2
98°
72°
3
102°
69°
4
101°
71°
5
97°
71°
6
97°
70°
7
97°
72°
8
102°
72°
9
98°
69°
10
92°
68°
11
94°
66°
12
96°
67°
13
89°
65°
14
88°
63°
15
88°
63°
16
87°
59°
17
91°
67°
18
80°
64°
19
81°
63°
20
81°
63°
21
79°
62°
22
88°
63°
23
87°
62°
24
86°
63°
25
87°
57°
26
75°
51°
27
75°
52°
28
77°
55°
29
82°
59°
30
82°
58°
1
85°
59°
2
76°
53°
3
74°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Perryton
Perryton's September 2026 forecast shows daily high temperatures ranging from 74° to 102°, with overnight lows between 47° and 72°. The average high for September is 88° with an average low of 63°. 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 Perryton. See also: October | November | December.