S
M
T
W
T
F
S
27
58°
49°
28
59°
49°
29
58°
48°
30
59°
50°
1
60°
49°
2
60°
47°
3
58°
48°
4
59°
48°
5
60°
47°
6
59°
45°
7
58°
44°
8
58°
45°
9
56°
45°
10
53°
44°
11
54°
44°
12
57°
45°
13
56°
46°
14
55°
46°
15
56°
42°
16
57°
43°
17
54°
45°
18
55°
44°
19
54°
40°
20
53°
42°
21
54°
44°
22
57°
44°
23
56°
43°
24
54°
43°
25
53°
42°
26
52°
43°
27
54°
43°
28
53°
41°
29
54°
39°
30
52°
42°
31
51°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Elgin
Elgin's October 2026 forecast shows daily high temperatures ranging from 51° to 60°, with overnight lows between 39° and 50°. The average high for October is 56° with an average low of 45°. 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 Elgin. See also: November | December | January.