S
M
T
W
T
F
S
30
65°
57°
31
66°
56°
1
67°
54°
2
66°
55°
3
65°
54°
4
65°
54°
5
64°
53°
6
65°
53°
7
66°
54°
8
66°
55°
9
65°
53°
10
66°
55°
11
64°
54°
12
66°
53°
13
65°
54°
14
66°
55°
15
65°
54°
16
64°
54°
17
65°
53°
18
63°
52°
19
61°
52°
20
Hist. Avg.
60°
48°
21
Hist. Avg.
59°
48°
22
Hist. Avg.
59°
47°
23
Hist. Avg.
59°
47°
24
Hist. Avg.
59°
47°
25
Hist. Avg.
59°
47°
26
Hist. Avg.
58°
47°
27
Hist. Avg.
58°
47°
28
Hist. Avg.
58°
46°
29
Hist. Avg.
58°
46°
30
Hist. Avg.
58°
46°
1
Hist. Avg.
57°
46°
2
Hist. Avg.
57°
46°
3
Hist. Avg.
57°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cushendall
Cushendall's September 2026 forecast shows daily high temperatures ranging from 61° to 67°, with overnight lows between 52° and 57°. The average high for September is 65° with an average low of 54°. 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 Cushendall. See also: October | November | December.