S
M
T
W
T
F
S
31
77°
46°
1
79°
52°
2
79°
49°
3
84°
57°
4
90°
58°
5
92°
61°
6
92°
68°
7
88°
67°
8
79°
61°
9
83°
53°
10
87°
69°
11
97°
73°
12
97°
73°
13
91°
72°
14
92°
67°
15
79°
64°
16
79°
57°
17
85°
62°
18
91°
72°
19
83°
67°
20
85°
64°
21
85°
65°
22
86°
68°
23
74°
66°
24
85°
61°
25
86°
61°
26
84°
71°
27
79°
69°
28
81°
67°
29
88°
68°
30
92°
72°
1
98°
77°
2
101°
76°
3
100°
73°
4
93°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Riverton
Riverton's June 2026 forecast shows daily high temperatures ranging from 79° to 101°, with overnight lows between 67° and 77°. The average high for June is 92° with an average low of 72°. 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 Riverton. See also: July | August | September.