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