S
M
T
W
T
F
S
30
84°
74°
31
85°
74°
1
84°
73°
2
84°
74°
3
85°
74°
4
84°
73°
5
84°
74°
6
85°
74°
7
84°
73°
8
84°
74°
9
85°
74°
10
84°
73°
11
84°
74°
12
85°
74°
13
85°
73°
14
87°
72°
15
87°
73°
16
86°
73°
17
87°
72°
18
88°
72°
19
87°
71°
20
87°
72°
21
86°
72°
22
87°
73°
23
88°
73°
24
88°
72°
25
87°
73°
26
88°
73°
27
88°
72°
28
87°
73°
29
88°
73°
30
88°
72°
1
87°
73°
2
88°
73°
3
88°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Launiupoko
Launiupoko's September 2026 forecast shows daily high temperatures ranging from 84° to 88°, with overnight lows between 71° and 74°. The average high for September is 86° with an average low of 73°. 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 Launiupoko. See also: October | November | December.