S
M
T
W
T
F
S
28
77°
61°
29
77°
64°
30
78°
63°
1
79°
62°
2
80°
63°
3
82°
63°
4
81°
62°
5
84°
64°
6
85°
64°
7
86°
66°
8
85°
65°
9
84°
66°
10
85°
65°
11
85°
68°
12
87°
68°
13
87°
68°
14
87°
68°
15
86°
67°
16
87°
67°
17
87°
66°
18
86°
64°
19
86°
63°
20
85°
63°
21
82°
62°
22
82°
62°
23
83°
63°
24
82°
62°
25
83°
62°
26
82°
63°
27
82°
64°
28
83°
65°
29
83°
64°
30
84°
65°
31
87°
67°
1
88°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Montebello
Montebello's July 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 61° and 68°. The average high for July is 84° 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 Montebello. See also: August | September | October.