S
M
T
W
T
F
S
30
79°
57°
31
81°
57°
1
82°
58°
2
82°
58°
3
81°
57°
4
81°
57°
5
78°
53°
6
78°
54°
7
81°
57°
8
80°
57°
9
81°
56°
10
79°
55°
11
80°
56°
12
79°
55°
13
80°
56°
14
80°
56°
15
79°
54°
16
78°
51°
17
75°
53°
18
69°
50°
19
68°
48°
20
75°
52°
21
76°
46°
22
66°
42°
23
65°
42°
24
69°
47°
25
66°
49°
26
75°
49°
27
77°
44°
28
67°
48°
29
69°
49°
30
73°
39°
1
67°
38°
2
61°
36°
3
60°
40°
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 60° to 82°, with overnight lows between 36° and 58°. The average high for September is 75° with an average low of 51°. 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.