S
M
T
W
T
F
S
27
75°
46°
28
75°
49°
29
77°
49°
30
N/A
1
83°
57°
2
65°
48°
3
65°
45°
4
71°
47°
5
62°
42°
6
62°
45°
7
69°
49°
8
72°
48°
9
68°
47°
10
67°
47°
11
65°
48°
12
66°
48°
13
64°
46°
14
66°
44°
15
58°
42°
16
68°
49°
17
68°
49°
18
67°
48°
19
67°
44°
20
56°
41°
21
55°
40°
22
54°
40°
23
60°
47°
24
65°
47°
25
65°
45°
26
62°
39°
27
52°
35°
28
56°
37°
29
55°
41°
30
55°
39°
31
61°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Portage
Portage's October 2026 forecast shows daily high temperatures ranging from 52° to 83°, with overnight lows between 35° and 57°. The average high for October is 64° 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 Portage. See also: November | December | January.