S
M
T
W
T
F
S
28
76°
58°
29
78°
58°
30
78°
58°
1
78°
55°
2
79°
61°
3
84°
62°
4
86°
63°
5
84°
64°
6
87°
66°
7
89°
66°
8
86°
65°
9
86°
66°
10
88°
65°
11
88°
68°
12
90°
69°
13
90°
69°
14
90°
69°
15
89°
68°
16
89°
68°
17
90°
67°
18
89°
65°
19
88°
64°
20
87°
64°
21
85°
63°
22
84°
63°
23
84°
64°
24
85°
63°
25
85°
63°
26
84°
64°
27
85°
64°
28
86°
65°
29
85°
64°
30
87°
66°
31
90°
68°
1
91°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Monrovia
Monrovia's July 2026 forecast shows daily high temperatures ranging from 76° to 91°, with overnight lows between 55° and 69°. The average high for July is 86° with an average low of 64°. 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 Monrovia. See also: August | September | October.