S
M
T
W
T
F
S
30
76°
48°
31
77°
54°
1
79°
57°
2
85°
56°
3
86°
56°
4
79°
47°
5
75°
47°
6
77°
51°
7
76°
46°
8
76°
47°
9
75°
52°
10
73°
53°
11
74°
50°
12
74°
47°
13
75°
52°
14
75°
54°
15
81°
53°
16
82°
47°
17
79°
48°
18
78°
46°
19
80°
46°
20
80°
53°
21
79°
51°
22
76°
47°
23
73°
49°
24
71°
47°
25
69°
47°
26
72°
46°
27
70°
52°
28
69°
51°
29
68°
49°
30
68°
50°
1
75°
52°
2
74°
51°
3
74°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Carlton
Carlton's September 2026 forecast shows daily high temperatures ranging from 68° to 86°, with overnight lows between 46° and 57°. The average high for September is 76° with an average low of 50°. 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 Carlton. See also: October | November | December.