S
M
T
W
T
F
S
27
75°
46°
28
74°
45°
29
67°
48°
30
69°
52°
1
69°
51°
2
71°
54°
3
75°
54°
4
75°
53°
5
74°
53°
6
74°
54°
7
75°
45°
8
72°
42°
9
62°
41°
10
61°
41°
11
62°
44°
12
61°
49°
13
67°
52°
14
70°
49°
15
72°
44°
16
70°
44°
17
67°
39°
18
58°
41°
19
59°
37°
20
56°
46°
21
56°
46°
22
61°
45°
23
66°
40°
24
57°
35°
25
54°
36°
26
52°
44°
27
54°
35°
28
54°
33°
29
53°
32°
30
48°
34°
31
61°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Chicagoland Speedway
Chicagoland Speedway's October 2026 forecast shows daily high temperatures ranging from 48° to 75°, with overnight lows between 32° and 54°. The average high for October is 64° 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 Chicagoland Speedway. See also: November | December | January.
