S
M
T
W
T
F
S
30
101°
79°
31
101°
79°
1
99°
75°
2
103°
73°
3
101°
76°
4
99°
75°
5
101°
74°
6
102°
73°
7
102°
76°
8
101°
74°
9
100°
76°
10
99°
73°
11
98°
71°
12
96°
71°
13
95°
72°
14
89°
63°
15
92°
68°
16
93°
69°
17
93°
69°
18
92°
68°
19
92°
68°
20
91°
67°
21
92°
67°
22
90°
66°
23
87°
66°
24
90°
65°
25
89°
65°
26
89°
64°
27
90°
65°
28
90°
65°
29
89°
64°
30
89°
64°
1
88°
63°
2
88°
63°
3
87°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Throckmorton
Throckmorton's September 2026 forecast shows daily high temperatures ranging from 87° to 103°, with overnight lows between 62° and 76°. The average high for September is 94° with an average low of 69°. 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 Throckmorton. See also: October | November | December.