S
M
T
W
T
F
S
31
77°
50°
1
73°
57°
2
74°
53°
3
76°
52°
4
76°
57°
5
79°
52°
6
78°
54°
7
74°
53°
8
77°
54°
9
82°
56°
10
80°
57°
11
74°
60°
12
75°
59°
13
78°
60°
14
83°
58°
15
84°
55°
16
79°
55°
17
82°
62°
18
83°
64°
19
85°
59°
20
81°
55°
21
79°
56°
22
77°
61°
23
82°
64°
24
84°
64°
25
85°
63°
26
83°
59°
27
84°
56°
28
79°
58°
29
80°
59°
30
85°
60°
1
86°
63°
2
89°
65°
3
86°
67°
4
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Riverside
Riverside's June 2026 forecast shows daily high temperatures ranging from 73° to 89°, with overnight lows between 50° and 67°. The average high for June is 80° with an average low of 58°. 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 Riverside. See also: July | August | September.
