S
M
T
W
T
F
S
30
62°
51°
31
63°
51°
1
62°
52°
2
61°
52°
3
64°
50°
4
64°
50°
5
62°
52°
6
64°
53°
7
65°
54°
8
64°
53°
9
64°
53°
10
63°
54°
11
63°
54°
12
65°
53°
13
66°
54°
14
65°
52°
15
64°
51°
16
61°
49°
17
59°
51°
18
61°
48°
19
59°
47°
20
60°
46°
21
59°
47°
22
58°
48°
23
59°
49°
24
59°
49°
25
58°
51°
26
58°
51°
27
61°
47°
28
61°
47°
29
57°
46°
30
57°
46°
1
58°
47°
2
57°
47°
3
58°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dunloy
Dunloy's September 2026 forecast shows daily high temperatures ranging from 57° to 66°, with overnight lows between 46° and 54°. The average high for September is 61° 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 Dunloy. See also: October | November | December.