S
M
T
W
T
F
S
30
83°
54°
31
79°
66°
1
92°
69°
2
79°
68°
3
87°
69°
4
81°
60°
5
80°
54°
6
78°
53°
7
78°
57°
8
78°
56°
9
81°
61°
10
85°
58°
11
78°
55°
12
74°
56°
13
75°
57°
14
72°
54°
15
75°
53°
16
73°
57°
17
74°
49°
18
72°
48°
19
77°
49°
20
78°
54°
21
77°
55°
22
77°
55°
23
74°
52°
24
73°
49°
25
74°
50°
26
75°
55°
27
73°
53°
28
66°
48°
29
65°
46°
30
66°
45°
1
64°
43°
2
64°
47°
3
63°
42°
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 63° to 87°, with overnight lows between 42° and 69°. The average high for September is 75° with an average low of 53°. 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.