S
M
T
W
T
F
S
27
65°
48°
28
65°
49°
29
64°
48°
30
62°
46°
1
61°
45°
2
60°
45°
3
58°
44°
4
60°
44°
5
59°
45°
6
60°
43°
7
60°
42°
8
57°
42°
9
59°
36°
10
51°
34°
11
52°
37°
12
57°
36°
13
59°
33°
14
55°
36°
15
56°
39°
16
57°
39°
17
53°
41°
18
58°
37°
19
57°
32°
20
50°
31°
21
42°
31°
22
40°
26°
23
40°
27°
24
39°
35°
25
43°
34°
26
50°
30°
27
43°
30°
28
39°
24°
29
37°
22°
30
35°
23°
31
34°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Isabella
Isabella's October 2026 forecast shows daily high temperatures ranging from 34° to 65°, with overnight lows between 22° and 49°. The average high for October is 52° 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 Isabella. See also: November | December | January.