S
M
T
W
T
F
S
30
75°
52°
31
74°
51°
1
75°
53°
2
76°
52°
3
75°
44°
4
70°
42°
5
65°
49°
6
67°
51°
7
71°
51°
8
74°
49°
9
73°
50°
10
72°
49°
11
71°
47°
12
72°
48°
13
72°
50°
14
71°
50°
15
72°
48°
16
71°
42°
17
68°
48°
18
67°
46°
19
69°
44°
20
65°
40°
21
60°
38°
22
59°
44°
23
61°
41°
24
62°
38°
25
58°
38°
26
57°
36°
27
58°
44°
28
65°
39°
29
64°
36°
30
56°
35°
1
57°
38°
2
57°
33°
3
54°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Caratunk
Caratunk's September 2026 forecast shows daily high temperatures ranging from 54° to 76°, with overnight lows between 33° and 53°. The average high for September is 67° with an average low of 44°. 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 Caratunk. See also: October | November | December.