S
M
T
W
T
F
S
26
57°
47°
27
66°
41°
28
66°
48°
29
61°
54°
30
65°
43°
1
66°
39°
2
58°
44°
3
62°
38°
4
66°
52°
5
72°
54°
6
65°
54°
7
58°
41°
8
60°
36°
9
60°
39°
10
65°
47°
11
67°
43°
12
66°
47°
13
67°
46°
14
70°
49°
15
69°
45°
16
68°
46°
17
74°
50°
18
74°
51°
19
73°
51°
20
75°
52°
21
73°
51°
22
70°
44°
23
65°
43°
24
66°
44°
25
67°
47°
26
70°
46°
27
67°
45°
28
68°
46°
29
69°
47°
30
69°
52°
31
74°
55°
1
75°
55°
2
71°
54°
3
73°
53°
4
76°
54°
5
79°
56°
6
80°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Montebello
Montebello's May 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 36° and 57°. The average high for May is 69° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Montebello. See also: June | July | August.
