S
M
T
W
T
F
S
30
91°
75°
31
93°
74°
1
93°
73°
2
92°
73°
3
93°
70°
4
92°
73°
5
91°
73°
6
89°
72°
7
88°
72°
8
89°
71°
9
90°
71°
10
92°
69°
11
90°
70°
12
91°
69°
13
89°
68°
14
87°
67°
15
88°
68°
16
87°
67°
17
89°
71°
18
91°
69°
19
88°
70°
20
90°
69°
21
88°
67°
22
86°
65°
23
Hist. Avg.
88°
67°
24
Hist. Avg.
88°
67°
25
Hist. Avg.
88°
66°
26
Hist. Avg.
87°
66°
27
Hist. Avg.
87°
66°
28
Hist. Avg.
87°
66°
29
Hist. Avg.
87°
65°
30
Hist. Avg.
86°
65°
1
Hist. Avg.
86°
65°
2
Hist. Avg.
86°
65°
3
Hist. Avg.
86°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Milton
Milton's September 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 65° and 75°. The average high for September is 90° with an average low of 70°. 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.