S
M
T
W
T
F
S
27
73°
48°
28
75°
53°
29
76°
61°
30
71°
63°
1
73°
61°
2
70°
56°
3
72°
54°
4
71°
47°
5
68°
45°
6
66°
46°
7
65°
45°
8
64°
47°
9
67°
46°
10
61°
49°
11
60°
44°
12
70°
49°
13
61°
44°
14
57°
40°
15
58°
45°
16
64°
49°
17
67°
50°
18
68°
50°
19
68°
48°
20
65°
48°
21
66°
44°
22
54°
41°
23
58°
46°
24
64°
48°
25
65°
47°
26
64°
44°
27
53°
42°
28
55°
45°
29
63°
47°
30
62°
47°
31
62°
46°
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 53° to 76°, with overnight lows between 40° and 63°. The average high for October is 65° with an average low of 48°. 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.
