S
M
T
W
T
F
S
27
N/A
28
70°
38°
29
70°
39°
30
61°
32°
1
61°
25°
2
70°
36°
3
63°
32°
4
69°
26°
5
80°
37°
6
80°
34°
7
64°
35°
8
66°
40°
9
80°
46°
10
55°
35°
11
39°
32°
12
44°
31°
13
54°
33°
14
55°
37°
15
48°
29°
16
49°
28°
17
56°
32°
18
57°
33°
19
54°
32°
20
55°
35°
21
52°
25°
22
58°
33°
23
57°
33°
24
58°
31°
25
56°
31°
26
57°
30°
27
55°
31°
28
55°
30°
29
50°
25°
30
49°
30°
31
54°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Plentywood
Plentywood's October 2026 forecast shows daily high temperatures ranging from 39° to 80°, with overnight lows between 25° and 46°. The average high for October is 55° with an average low of 32°. 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 Plentywood. See also: November | December | January.