18.09
fri
fri
Day

81°F
W 27 mph
Precip.
7%
7%
Night

77°F
W 17 mph
Precip.
22%
22%
19.09
sat
sat
Day

79°F
W 24 mph
Precip.
17%
17%
Night

77°F
W 19 mph
Precip.
22%
22%
20.09
sun
sun
Day

79°F
W 19 mph
Precip.
15%
15%
Night

77°F
W 19 mph
Precip.
17%
17%
21.09
mon
mon
Day

79°F
W 20 mph
Precip.
7%
7%
Night

77°F
W 17 mph
Precip.
32%
32%
22.09
tue
tue
Day

77°F
W 22 mph
Precip.
24%
24%
Night

77°F
W 22 mph
Precip.
30%
30%
23.09
wed
wed
Day

77°F
W 21 mph
Precip.
35%
35%
Night

77°F
W 21 mph
Precip.
31%
31%
24.09
thu
thu
Day

77°F
W 22 mph
Precip.
36%
36%
Night

75°F
W 21 mph
Precip.
34%
34%
25.09
fri
fri
Day

77°F
W 21 mph
Precip.
19%
19%
Night

75°F
W 21 mph
Precip.
23%
23%
26.09
sat
sat
Day

77°F
W 20 mph
Precip.
26%
26%
Night

75°F
W 18 mph
Precip.
17%
17%
27.09
sun
sun
Day

77°F
W 18 mph
Precip.
16%
16%
Night

75°F
W 18 mph
Precip.
14%
14%
28.09
mon
mon
Day

77°F
W 19 mph
Precip.
16%
16%
Night

75°F
W 15 mph
Precip.
32%
32%
29.09
tue
tue
Day

77°F
SW 14 mph
Precip.
31%
31%
Night

75°F
W 9 mph
Precip.
17%
17%
30.09
wed
wed
Day

75°F
SW 9 mph
Precip.
18%
18%
Night

75°F
W 5 mph
Precip.
16%
16%
01.10
thu
thu
Day

79°F
E 5 mph
Precip.
4%
4%
Night

77°F
NE 10 mph
Precip.
25%
25%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 81.0°F. The highest and lowest sea temperatures during the month were 81.7°F and 80.4°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 80.8°F. The highest and lowest sea temperatures during the month were 81.9°F and 79.5°F.
Air temperature in Kihei, °F
Precipitation total in Kihei, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kihei
Kihei on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kihei
Local time: 23:21
September 19, saturday
0000

77°F
W
17 mph
17 mph
0300

77°F
W
17 mph
17 mph
0600

77°F
W
19 mph
19 mph
0900

79°F
W
21 mph
21 mph
1200

79°F
W
24 mph
24 mph
1500

79°F
W
21 mph
21 mph
1800

77°F
W
20 mph
20 mph
2100

77°F
W
20 mph
20 mph



























