S
M
T
W
T
F
S
30
79°
56°
31
78°
68°
1
80°
64°
2
76°
68°
3
82°
62°
4
81°
60°
5
74°
55°
6
72°
53°
7
78°
58°
8
75°
57°
9
80°
62°
10
79°
57°
11
80°
52°
12
74°
51°
13
75°
52°
14
77°
53°
15
71°
52°
16
71°
57°
17
74°
50°
18
69°
48°
19
69°
48°
20
71°
51°
21
75°
56°
22
77°
56°
23
78°
55°
24
77°
54°
25
75°
52°
26
75°
53°
27
76°
54°
28
76°
53°
29
75°
50°
30
66°
45°
1
64°
45°
2
67°
50°
3
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Milton
Milton's September 2026 forecast shows daily high temperatures ranging from 64° to 82°, with overnight lows between 45° and 68°. The average high for September is 75° 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 Milton. See also: October | November | December.