S
M
T
W
T
F
S
31
79°
46°
1
86°
46°
2
89°
52°
3
87°
52°
4
88°
52°
5
92°
55°
6
93°
54°
7
88°
59°
8
90°
64°
9
89°
54°
10
90°
53°
11
81°
57°
12
90°
48°
13
92°
58°
14
87°
66°
15
87°
59°
16
88°
52°
17
97°
57°
18
93°
55°
19
94°
55°
20
91°
66°
21
88°
54°
22
96°
55°
23
97°
59°
24
84°
55°
25
79°
59°
26
89°
61°
27
92°
64°
28
88°
54°
29
86°
61°
30
92°
56°
1
89°
58°
2
93°
62°
3
94°
61°
4
95°
62°
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 79° to 97°, with overnight lows between 54° and 64°. The average high for June is 90° with an average low of 59°. 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.