S
M
T
W
T
F
S
30
59°
55°
31
68°
50°
1
66°
50°
2
59°
46°
3
66°
57°
4
66°
54°
5
66°
52°
6
N/A
7
64°
52°
8
62°
49°
9
59°
49°
10
63°
53°
11
63°
52°
12
60°
54°
13
61°
53°
14
64°
50°
15
61°
46°
16
59°
47°
17
60°
46°
18
60°
47°
19
61°
48°
20
62°
51°
21
62°
51°
22
61°
50°
23
62°
50°
24
62°
49°
25
60°
47°
26
58°
46°
27
58°
48°
28
60°
49°
29
59°
48°
30
60°
48°
1
59°
49°
2
60°
49°
3
59°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Milltimber
Milltimber's September 2026 forecast shows daily high temperatures ranging from 58° to 64°, with overnight lows between 46° and 54°. The average high for September is 61° with an average low of 49°. 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 Milltimber. See also: October | November | December.