S
M
T
W
T
F
S
30
87°
70°
31
89°
69°
1
88°
69°
2
87°
68°
3
86°
68°
4
84°
67°
5
80°
68°
6
85°
66°
7
84°
65°
8
85°
65°
9
84°
64°
10
85°
63°
11
85°
65°
12
86°
64°
13
85°
64°
14
84°
63°
15
84°
63°
16
83°
60°
17
79°
57°
18
78°
57°
19
78°
56°
20
80°
62°
21
82°
62°
22
80°
61°
23
77°
61°
24
75°
59°
25
81°
60°
26
80°
60°
27
79°
59°
28
78°
59°
29
78°
58°
30
79°
57°
1
77°
59°
2
78°
58°
3
72°
58°
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 72° to 89°, with overnight lows between 56° and 70°. The average high for September is 82° with an average low of 62°. 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.