S
M
T
W
T
F
S
30
74°
54°
31
76°
54°
1
76°
52°
2
75°
53°
3
76°
51°
4
76°
55°
5
75°
54°
6
76°
55°
7
76°
55°
8
75°
52°
9
74°
53°
10
70°
54°
11
76°
55°
12
72°
53°
13
70°
53°
14
68°
49°
15
69°
48°
16
75°
51°
17
76°
54°
18
75°
53°
19
Hist. Avg.
86°
58°
20
Hist. Avg.
86°
58°
21
Hist. Avg.
86°
58°
22
Hist. Avg.
86°
58°
23
Hist. Avg.
85°
58°
24
Hist. Avg.
85°
58°
25
Hist. Avg.
85°
58°
26
Hist. Avg.
84°
58°
27
Hist. Avg.
84°
58°
28
Hist. Avg.
84°
57°
29
Hist. Avg.
84°
57°
30
Hist. Avg.
83°
57°
1
Hist. Avg.
83°
57°
2
Hist. Avg.
83°
57°
3
Hist. Avg.
82°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Millerton
Millerton's September 2026 forecast shows daily high temperatures ranging from 68° to 76°, with overnight lows between 48° and 55°. The average high for September is 74° 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 Millerton. See also: October | November | December.