S
M
T
W
T
F
S
31
78°
62°
1
84°
60°
2
82°
64°
3
83°
59°
4
76°
63°
5
85°
60°
6
87°
69°
7
85°
69°
8
82°
68°
9
90°
70°
10
93°
70°
11
96°
68°
12
91°
65°
13
84°
58°
14
83°
57°
15
78°
56°
16
78°
54°
17
82°
58°
18
78°
59°
19
83°
63°
20
87°
59°
21
79°
54°
22
78°
63°
23
86°
66°
24
88°
64°
25
88°
63°
26
79°
64°
27
79°
64°
28
80°
65°
29
84°
65°
30
85°
64°
1
84°
64°
2
83°
65°
3
87°
66°
4
88°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Rock Valley
Rock Valley's June 2026 forecast shows daily high temperatures ranging from 76° to 96°, with overnight lows between 54° and 70°. The average high for June is 84° with an average low of 63°. 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 Rock Valley. See also: July | August | September.