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
72°
53°
4
60°
54°
5
68°
46°
6
59°
37°
7
69°
48°
8
75°
45°
9
69°
43°
10
70°
51°
11
63°
59°
12
66°
55°
13
68°
52°
14
63°
48°
15
63°
44°
16
63°
50°
17
61°
46°
18
60°
45°
19
61°
42°
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 75°, with overnight lows between 36° and 59°. The average high for October is 60° 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.