S
M
T
W
T
F
S
30
78°
62°
31
80°
62°
1
79°
60°
2
73°
58°
3
72°
61°
4
74°
61°
5
78°
60°
6
80°
61°
7
80°
61°
8
79°
62°
9
79°
60°
10
74°
59°
11
78°
60°
12
79°
59°
13
78°
60°
14
70°
47°
15
67°
50°
16
69°
55°
17
70°
53°
18
66°
47°
19
68°
51°
20
71°
53°
21
74°
55°
22
74°
53°
23
73°
46°
24
67°
48°
25
69°
51°
26
73°
54°
27
70°
49°
28
71°
43°
29
63°
43°
30
63°
46°
1
62°
52°
2
67°
51°
3
70°
52°
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 62° to 80°, with overnight lows between 43° and 62°. The average high for September is 73° 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.