S
M
T
W
T
F
S
27
66°
38°
28
62°
46°
29
65°
47°
30
66°
45°
1
67°
46°
2
64°
41°
3
65°
40°
4
56°
36°
5
53°
37°
6
54°
34°
7
58°
32°
8
58°
40°
9
51°
41°
10
61°
41°
11
60°
44°
12
61°
41°
13
62°
38°
14
59°
39°
15
58°
34°
16
52°
36°
17
51°
33°
18
53°
32°
19
47°
35°
20
48°
34°
21
54°
33°
22
49°
40°
23
56°
40°
24
58°
37°
25
58°
37°
26
53°
36°
27
56°
35°
28
56°
32°
29
46°
28°
30
44°
27°
31
43°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Cape Breton
Cape Breton's October 2026 forecast shows daily high temperatures ranging from 43° to 67°, with overnight lows between 27° and 47°. The average high for October is 56° with an average low of 37°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Cape Breton. See also: November | December | January.