S
M
T
W
T
F
S
26
68°
55°
27
69°
57°
28
73°
52°
29
75°
54°
30
72°
57°
1
73°
60°
2
72°
59°
3
70°
60°
4
69°
56°
5
69°
56°
6
74°
56°
7
76°
58°
8
72°
61°
9
75°
60°
10
72°
60°
11
80°
58°
12
70°
58°
13
73°
61°
14
74°
60°
15
73°
61°
16
72°
59°
17
72°
62°
18
73°
61°
19
74°
60°
20
74°
61°
21
72°
60°
22
74°
61°
23
72°
61°
24
73°
60°
25
72°
62°
26
75°
62°
27
74°
59°
28
70°
56°
29
70°
56°
30
72°
57°
31
75°
60°
1
77°
62°
2
78°
63°
3
78°
63°
4
77°
58°
5
71°
58°
6
73°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bellflower
Bellflower's May 2026 forecast shows daily high temperatures ranging from 70° to 78°, with overnight lows between 56° and 63°. The average high for May is 74° 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 May weather will actually feel in Bellflower. See also: June | July | August.