S
M
T
W
T
F
S
30
68°
53°
31
71°
53°
1
71°
55°
2
70°
55°
3
71°
56°
4
72°
56°
5
72°
55°
6
71°
56°
7
71°
56°
8
70°
55°
9
71°
52°
10
70°
50°
11
65°
49°
12
66°
51°
13
67°
54°
14
68°
54°
15
68°
53°
16
67°
53°
17
68°
50°
18
68°
52°
19
67°
52°
20
66°
51°
21
65°
49°
22
64°
50°
23
63°
52°
24
65°
50°
25
64°
51°
26
65°
52°
27
64°
51°
28
65°
51°
29
64°
50°
30
64°
50°
1
63°
51°
2
64°
52°
3
64°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Holt
Holt's September 2026 forecast shows daily high temperatures ranging from 63° to 72°, with overnight lows between 49° and 56°. The average high for September is 67° with an average low of 52°. 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 Holt. See also: October | November | December.