S
M
T
W
T
F
S
31
79°
46°
1
86°
46°
2
89°
52°
3
87°
52°
4
90°
57°
5
93°
57°
6
92°
62°
7
88°
57°
8
89°
62°
9
92°
63°
10
91°
56°
11
85°
53°
12
84°
53°
13
87°
54°
14
89°
56°
15
89°
57°
16
87°
56°
17
97°
64°
18
90°
58°
19
90°
61°
20
92°
56°
21
89°
57°
22
87°
59°
23
81°
51°
24
83°
55°
25
86°
54°
26
87°
60°
27
86°
58°
28
84°
53°
29
87°
55°
30
89°
57°
1
90°
58°
2
91°
61°
3
89°
58°
4
86°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Montrose
Montrose's June 2026 forecast shows daily high temperatures ranging from 81° to 97°, with overnight lows between 51° and 64°. The average high for June is 88° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Montrose. See also: July | August | September.