S
M
T
W
T
F
S
31
51°
36°
1
54°
30°
2
60°
36°
3
64°
39°
4
61°
39°
5
60°
42°
6
56°
38°
7
56°
36°
8
56°
38°
9
55°
36°
10
60°
37°
11
59°
34°
12
61°
36°
13
62°
38°
14
65°
39°
15
58°
36°
16
59°
37°
17
59°
36°
18
60°
36°
19
61°
37°
20
61°
40°
21
62°
39°
22
62°
40°
23
63°
40°
24
62°
42°
25
61°
41°
26
62°
40°
27
62°
43°
28
61°
42°
29
61°
41°
30
62°
40°
1
61°
41°
2
61°
42°
3
62°
41°
4
60°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Summit
Summit's June 2026 forecast shows daily high temperatures ranging from 54° to 65°, with overnight lows between 30° and 43°. The average high for June is 60° with an average low of 39°. 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 Summit. See also: July | August | September.
