S
M
T
W
T
F
S
30
98°
64°
31
98°
71°
1
99°
72°
2
102°
73°
3
104°
73°
4
104°
73°
5
105°
73°
6
106°
73°
7
100°
71°
8
103°
70°
9
101°
73°
10
100°
73°
11
99°
73°
12
98°
72°
13
103°
72°
14
100°
75°
15
100°
72°
16
N/A
17
100°
69°
18
102°
72°
19
102°
71°
20
104°
72°
21
98°
69°
22
92°
66°
23
91°
65°
24
88°
64°
25
87°
65°
26
86°
64°
27
88°
63°
28
88°
64°
29
86°
62°
30
81°
57°
1
86°
65°
2
75°
63°
3
83°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Thomasville
Thomasville's September 2026 forecast shows daily high temperatures ranging from 75° to 104°, with overnight lows between 57° and 72°. The average high for September is 90° with an average low of 65°. 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 Thomasville. See also: October | November | December.