S
M
T
W
T
F
S
30
87°
77°
31
88°
76°
1
89°
76°
2
90°
77°
3
88°
76°
4
89°
77°
5
90°
77°
6
89°
77°
7
89°
77°
8
90°
78°
9
88°
76°
10
89°
77°
11
90°
76°
12
89°
77°
13
87°
78°
14
88°
77°
15
84°
77°
16
85°
76°
17
84°
78°
18
84°
78°
19
85°
77°
20
84°
77°
21
84°
76°
22
85°
77°
23
84°
77°
24
84°
76°
25
83°
77°
26
85°
77°
27
84°
78°
28
84°
78°
29
85°
76°
30
84°
78°
1
84°
78°
2
85°
76°
3
84°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kalaoa
Kalaoa's September 2026 forecast shows daily high temperatures ranging from 83° to 90°, with overnight lows between 76° and 78°. The average high for September is 86° with an average low of 77°. 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 Kalaoa. See also: October | November | December.