S
M
T
W
T
F
S
29
72°
44°
30
77°
55°
31
79°
57°
1
80°
60°
2
85°
59°
3
83°
64°
4
82°
61°
5
65°
49°
6
70°
45°
7
73°
41°
8
74°
46°
9
74°
49°
10
79°
50°
11
83°
54°
12
89°
61°
13
80°
61°
14
87°
62°
15
88°
64°
16
85°
62°
17
87°
59°
18
87°
59°
19
79°
60°
20
78°
59°
21
79°
58°
22
74°
49°
23
77°
56°
24
78°
57°
25
75°
55°
26
75°
53°
27
73°
54°
28
76°
56°
29
78°
57°
30
79°
58°
1
77°
58°
2
75°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Monrovia
Monrovia's April 2026 forecast shows daily high temperatures ranging from 73° to 89°, with overnight lows between 49° and 64°. The average high for April is 80° with an average low of 57°. 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 Monrovia. See also: May | June | July.