S
M
T
W
T
F
S
29
83°
52°
30
85°
62°
31
86°
66°
1
87°
70°
2
81°
71°
3
83°
71°
4
76°
53°
5
70°
53°
6
71°
47°
7
74°
50°
8
78°
57°
9
78°
61°
10
78°
63°
11
77°
62°
12
78°
61°
13
79°
61°
14
78°
54°
15
80°
59°
16
79°
58°
17
76°
59°
18
76°
59°
19
75°
58°
20
78°
60°
21
80°
60°
22
80°
61°
23
79°
61°
24
81°
60°
25
80°
61°
26
79°
60°
27
80°
59°
28
81°
62°
29
80°
61°
30
78°
59°
1
80°
62°
2
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Riverside
Riverside's April 2026 forecast shows daily high temperatures ranging from 70° to 87°, with overnight lows between 47° and 71°. The average high for April is 78° with an average low of 60°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Riverside. See also: May | June | July.
