S
M
T
W
T
F
S
30
87°
77°
31
88°
76°
1
87°
75°
2
89°
72°
3
88°
73°
4
86°
71°
5
87°
74°
6
88°
74°
7
90°
79°
8
91°
78°
9
89°
76°
10
90°
75°
11
90°
75°
12
89°
77°
13
89°
76°
14
90°
76°
15
88°
75°
16
86°
76°
17
84°
77°
18
84°
76°
19
85°
77°
20
85°
77°
21
86°
76°
22
85°
77°
23
85°
77°
24
84°
76°
25
85°
77°
26
85°
77°
27
86°
76°
28
85°
77°
29
85°
77°
30
86°
76°
1
85°
77°
2
85°
77°
3
86°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Puako
Puako's September 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 71° and 79°. The average high for September is 87° with an average low of 76°. 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 Puako. See also: October | November | December.