S
M
T
W
T
F
S
30
84°
72°
31
83°
68°
1
84°
65°
2
85°
66°
3
84°
68°
4
85°
67°
5
87°
69°
6
86°
72°
7
89°
69°
8
84°
68°
9
83°
67°
10
83°
69°
11
85°
69°
12
84°
67°
13
84°
68°
14
83°
64°
15
86°
68°
16
85°
68°
17
85°
67°
18
83°
64°
19
78°
63°
20
80°
64°
21
83°
64°
22
84°
65°
23
83°
64°
24
80°
62°
25
76°
59°
26
75°
59°
27
74°
58°
28
75°
59°
29
77°
60°
30
77°
62°
1
76°
60°
2
79°
62°
3
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bellflower
Bellflower's September 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 58° and 72°. The average high for September is 82° with an average low of 65°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Bellflower. See also: October | November | December.
