S
M
T
W
T
F
S
30
87°
62°
31
86°
71°
1
91°
71°
2
82°
72°
3
89°
73°
4
91°
72°
5
83°
64°
6
77°
59°
7
79°
58°
8
83°
64°
9
86°
71°
10
90°
70°
11
80°
62°
12
81°
59°
13
77°
61°
14
82°
59°
15
81°
60°
16
81°
60°
17
82°
61°
18
75°
60°
19
78°
62°
20
81°
64°
21
79°
64°
22
79°
63°
23
74°
63°
24
78°
62°
25
75°
62°
26
79°
63°
27
79°
62°
28
78°
59°
29
71°
56°
30
73°
59°
1
72°
58°
2
70°
58°
3
68°
54°
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 68° to 91°, with overnight lows between 54° and 72°. The average high for September is 79° 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.