S
M
T
W
T
F
S
30
66°
56°
31
67°
50°
1
66°
50°
2
66°
54°
3
67°
49°
4
70°
49°
5
65°
51°
6
67°
50°
7
68°
53°
8
69°
55°
9
70°
53°
10
66°
54°
11
68°
54°
12
67°
53°
13
69°
53°
14
69°
54°
15
68°
51°
16
68°
50°
17
65°
53°
18
65°
52°
19
68°
47°
20
64°
47°
21
63°
46°
22
62°
47°
23
63°
48°
24
64°
52°
25
61°
53°
26
65°
52°
27
66°
52°
28
65°
50°
29
60°
49°
30
60°
46°
1
61°
45°
2
60°
44°
3
59°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Heckington
Heckington's September 2026 forecast shows daily high temperatures ranging from 59° to 70°, with overnight lows between 44° and 56°. The average high for September is 65° with an average low of 50°. 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 Heckington. See also: October | November | December.