S
M
T
W
T
F
S
27
73°
42°
28
74°
43°
29
77°
46°
30
67°
55°
1
71°
60°
2
66°
45°
3
64°
43°
4
72°
44°
5
62°
38°
6
68°
33°
7
76°
47°
8
68°
38°
9
69°
37°
10
75°
49°
11
62°
50°
12
85°
56°
13
84°
56°
14
62°
52°
15
62°
52°
16
67°
40°
17
54°
31°
18
64°
38°
19
68°
37°
20
68°
33°
21
68°
34°
22
69°
35°
23
65°
39°
24
67°
32°
25
69°
46°
26
59°
39°
27
57°
45°
28
71°
52°
29
67°
42°
30
63°
42°
31
61°
44°
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 57° to 71°, with overnight lows between 39° and 52°. The average high for October is 64° with an average low of 44°. 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.