S
M
T
W
T
F
S
30
86°
71°
31
91°
73°
1
93°
74°
2
93°
73°
3
92°
75°
4
90°
74°
5
90°
73°
6
92°
73°
7
94°
74°
8
90°
73°
9
92°
73°
10
87°
76°
11
84°
72°
12
84°
73°
13
92°
71°
14
95°
73°
15
95°
72°
16
91°
74°
17
89°
68°
18
91°
65°
19
93°
68°
20
90°
70°
21
91°
70°
22
92°
69°
23
93°
71°
24
87°
65°
25
88°
62°
26
88°
62°
27
88°
66°
28
88°
67°
29
87°
70°
30
86°
69°
1
85°
68°
2
86°
64°
3
85°
69°
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 85° to 93°, with overnight lows between 62° and 71°. The average high for September is 88° with an average low of 67°. 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.