S
M
T
W
T
F
S
27
75°
43°
28
67°
51°
29
67°
48°
30
74°
48°
1
72°
49°
2
69°
46°
3
65°
45°
4
68°
47°
5
71°
48°
6
69°
49°
7
72°
46°
8
Hist. Avg.
64°
41°
9
Hist. Avg.
63°
41°
10
Hist. Avg.
63°
41°
11
Hist. Avg.
62°
40°
12
Hist. Avg.
62°
40°
13
Hist. Avg.
61°
40°
14
Hist. Avg.
61°
39°
15
Hist. Avg.
60°
39°
16
Hist. Avg.
60°
39°
17
Hist. Avg.
60°
38°
18
Hist. Avg.
59°
38°
19
Hist. Avg.
59°
38°
20
Hist. Avg.
58°
37°
21
Hist. Avg.
58°
37°
22
Hist. Avg.
57°
37°
23
Hist. Avg.
57°
36°
24
Hist. Avg.
56°
36°
25
Hist. Avg.
56°
36°
26
Hist. Avg.
55°
35°
27
Hist. Avg.
55°
35°
28
Hist. Avg.
54°
34°
29
Hist. Avg.
54°
34°
30
Hist. Avg.
53°
34°
31
Hist. Avg.
53°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Mchenry Township
Mchenry Township's October 2026 forecast shows daily high temperatures ranging from 65° to 75°, with overnight lows between 43° and 51°. The average high for October is 70° with an average low of 47°. 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 Mchenry Township. See also: November | December | January.
