S
M
T
W
T
F
S
30
90°
72°
31
92°
78°
1
85°
76°
2
93°
75°
3
89°
78°
4
92°
77°
5
92°
78°
6
91°
78°
7
91°
74°
8
87°
77°
9
91°
77°
10
92°
76°
11
91°
74°
12
91°
74°
13
96°
70°
14
90°
69°
15
90°
68°
16
91°
69°
17
93°
69°
18
93°
68°
19
92°
71°
20
86°
63°
21
88°
64°
22
88°
64°
23
87°
63°
24
88°
64°
25
88°
65°
26
87°
65°
27
87°
64°
28
88°
65°
29
87°
65°
30
88°
64°
1
87°
65°
2
88°
64°
3
87°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Machala
Machala's September 2026 forecast shows daily high temperatures ranging from 86° to 96°, with overnight lows between 63° and 77°. The average high for September is 89° with an average low of 68°. 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 Machala. See also: October | November | December.