S
M
T
W
T
F
S
27
81°
48°
28
81°
52°
29
82°
55°
30
84°
55°
1
86°
55°
2
90°
59°
3
79°
59°
4
68°
57°
5
77°
55°
6
73°
50°
7
79°
46°
8
84°
52°
9
75°
59°
10
70°
57°
11
81°
64°
12
84°
57°
13
86°
56°
14
89°
57°
15
88°
61°
16
87°
46°
17
65°
39°
18
61°
37°
19
67°
47°
20
70°
48°
21
73°
47°
22
71°
47°
23
75°
53°
24
76°
54°
25
73°
53°
26
71°
46°
27
68°
45°
28
66°
39°
29
60°
38°
30
60°
38°
31
64°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Cornelius
Cornelius's October 2026 forecast shows daily high temperatures ranging from 60° to 89°, with overnight lows between 37° and 61°. The average high for October is 72° with an average low of 47°. 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 Cornelius. See also: November | December | January.