S
M
T
W
T
F
S
27
N/A
28
67°
58°
29
70°
59°
30
75°
61°
1
82°
58°
2
83°
55°
3
71°
52°
4
60°
53°
5
68°
43°
6
63°
38°
7
67°
48°
8
70°
47°
9
71°
47°
10
68°
47°
11
67°
51°
12
66°
52°
13
66°
47°
14
62°
45°
15
63°
46°
16
64°
42°
17
66°
48°
18
65°
48°
19
56°
39°
20
56°
36°
21
54°
38°
22
53°
44°
23
54°
40°
24
59°
44°
25
55°
41°
26
53°
39°
27
51°
37°
28
51°
36°
29
53°
39°
30
61°
42°
31
61°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Mount Aetna
Mount Aetna's October 2026 forecast shows daily high temperatures ranging from 51° to 71°, with overnight lows between 36° and 53°. The average high for October is 61° 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 October weather will actually feel in Mount Aetna. See also: November | December | January.