S
M
T
W
T
F
S
30
89°
75°
31
89°
74°
1
88°
73°
2
88°
74°
3
87°
75°
4
89°
74°
5
87°
74°
6
88°
75°
7
87°
74°
8
88°
75°
9
88°
75°
10
87°
74°
11
88°
74°
12
88°
74°
13
87°
74°
14
87°
73°
15
86°
75°
16
87°
74°
17
87°
74°
18
86°
73°
19
86°
72°
20
87°
73°
21
86°
74°
22
87°
75°
23
86°
74°
24
87°
75°
25
87°
74°
26
88°
74°
27
87°
73°
28
87°
74°
29
86°
73°
30
87°
74°
1
87°
74°
2
86°
73°
3
87°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ceiba
Ceiba's September 2026 forecast shows daily high temperatures ranging from 86° to 89°, with overnight lows between 72° and 75°. The average high for September is 87° with an average low of 74°. 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 Ceiba. See also: October | November | December.