S
M
T
W
T
F
S
27
75°
50°
28
75°
48°
29
73°
57°
30
82°
48°
1
64°
37°
2
61°
34°
3
68°
46°
4
68°
36°
5
75°
39°
6
81°
46°
7
72°
39°
8
64°
37°
9
75°
43°
10
93°
59°
11
61°
50°
12
62°
45°
13
53°
40°
14
58°
42°
15
60°
37°
16
53°
34°
17
63°
40°
18
67°
42°
19
65°
46°
20
67°
45°
21
61°
40°
22
60°
44°
23
62°
44°
24
52°
30°
25
58°
34°
26
55°
34°
27
50°
28°
28
45°
33°
29
55°
33°
30
47°
32°
31
54°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Campbell
Campbell's October 2026 forecast shows daily high temperatures ranging from 45° to 67°, with overnight lows between 28° and 46°. The average high for October is 57° with an average low of 38°. 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 Campbell. See also: November | December | January.