S
M
T
W
T
F
S
27
78°
48°
28
70°
46°
29
68°
48°
30
71°
47°
1
68°
45°
2
64°
41°
3
64°
44°
4
63°
43°
5
64°
40°
6
63°
39°
7
64°
37°
8
63°
40°
9
64°
35°
10
68°
39°
11
64°
38°
12
59°
40°
13
59°
40°
14
60°
37°
15
58°
34°
16
57°
40°
17
59°
39°
18
62°
46°
19
66°
45°
20
61°
45°
21
61°
39°
22
59°
43°
23
62°
45°
24
65°
43°
25
66°
44°
26
64°
43°
27
63°
44°
28
62°
45°
29
57°
44°
30
58°
43°
31
56°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Cottage Grove
Cottage Grove's October 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 34° and 48°. The average high for October is 63° with an average low of 42°. 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 Cottage Grove. See also: November | December | January.
