S
M
T
W
T
F
S
27
76°
48°
28
73°
46°
29
68°
39°
30
70°
41°
1
72°
41°
2
77°
47°
3
67°
44°
4
67°
41°
5
68°
41°
6
71°
39°
7
63°
36°
8
67°
37°
9
71°
38°
10
72°
39°
11
73°
40°
12
73°
41°
13
72°
45°
14
72°
37°
15
59°
32°
16
61°
34°
17
63°
34°
18
62°
35°
19
64°
35°
20
60°
31°
21
62°
33°
22
67°
41°
23
57°
34°
24
63°
40°
25
61°
35°
26
63°
40°
27
62°
30°
28
56°
28°
29
54°
29°
30
56°
30°
31
54°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Montrose
Montrose's October 2026 forecast shows daily high temperatures ranging from 54° to 77°, with overnight lows between 28° and 48°. The average high for October is 66° with an average low of 37°. 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 Montrose. See also: November | December | January.