S
M
T
W
T
F
S
30
88°
65°
31
83°
58°
1
81°
61°
2
82°
64°
3
84°
61°
4
79°
60°
5
81°
56°
6
74°
55°
7
75°
54°
8
75°
54°
9
74°
51°
10
81°
59°
11
78°
57°
12
78°
56°
13
74°
56°
14
71°
54°
15
66°
50°
16
66°
54°
17
76°
53°
18
74°
56°
19
76°
55°
20
76°
55°
21
75°
53°
22
75°
50°
23
65°
46°
24
64°
49°
25
69°
51°
26
68°
52°
27
74°
52°
28
74°
53°
29
72°
52°
30
71°
51°
1
71°
49°
2
67°
49°
3
67°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hector
Hector's September 2026 forecast shows daily high temperatures ranging from 64° to 88°, with overnight lows between 46° and 65°. The average high for September is 74° with an average low of 54°. 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 Hector. See also: October | November | December.