S
M
T
W
T
F
S
28
79°
61°
29
78°
61°
30
79°
62°
1
80°
60°
2
86°
59°
3
93°
58°
4
94°
62°
5
92°
65°
6
94°
64°
7
98°
63°
8
98°
63°
9
95°
64°
10
92°
63°
11
93°
62°
12
88°
66°
13
94°
70°
14
101°
67°
15
104°
71°
16
101°
71°
17
94°
69°
18
97°
68°
19
97°
68°
20
92°
71°
21
93°
70°
22
94°
70°
23
101°
70°
24
102°
72°
25
103°
71°
26
100°
71°
27
102°
68°
28
101°
67°
29
102°
66°
30
100°
69°
31
102°
69°
1
104°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Riverside
Riverside's July 2026 forecast shows daily high temperatures ranging from 100° to 104°, with overnight lows between 66° and 70°. The average high for July is 102° with an average low of 68°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Riverside. See also: August | September | October.