S
M
T
W
T
F
S
30
85°
68°
31
92°
65°
1
95°
70°
2
97°
71°
3
98°
71°
4
98°
73°
5
96°
69°
6
83°
67°
7
81°
62°
8
82°
65°
9
86°
66°
10
88°
69°
11
85°
66°
12
86°
65°
13
85°
67°
14
90°
63°
15
83°
62°
16
83°
61°
17
85°
62°
18
86°
63°
19
84°
60°
20
78°
64°
21
85°
65°
22
84°
64°
23
82°
63°
24
80°
63°
25
83°
62°
26
84°
63°
27
84°
63°
28
83°
62°
29
83°
62°
30
82°
61°
1
82°
62°
2
81°
61°
3
81°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Thomasville
Thomasville's September 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 59° and 69°. The average high for September is 84° 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 Thomasville. See also: October | November | December.