S
M
T
W
T
F
S
30
71°
68°
31
72°
68°
1
72°
68°
2
73°
69°
3
72°
69°
4
74°
68°
5
74°
69°
6
75°
69°
7
74°
68°
8
74°
69°
9
75°
69°
10
75°
68°
11
76°
69°
12
76°
68°
13
74°
69°
14
74°
69°
15
74°
66°
16
75°
66°
17
74°
67°
18
76°
69°
19
74°
69°
20
75°
70°
21
75°
70°
22
76°
71°
23
76°
70°
24
75°
70°
25
75°
69°
26
76°
70°
27
77°
70°
28
78°
69°
29
77°
70°
30
76°
69°
1
77°
70°
2
78°
71°
3
77°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Londengo
Londengo's September 2026 forecast shows daily high temperatures ranging from 71° to 78°, with overnight lows between 66° and 71°. The average high for September is 75° with an average low of 69°. 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 Londengo. See also: October | November | December.