Current sea water temperature:
+81.0°F
| Minimum sea water temperature in September: | 84.0°F |
| Maximum sea water temperature in September: | 76.8°F |
| Average sea water temperature in September: | 80.2°F |
| more information | |
14 days
forecast
forecast
| Kahului |
monthly
weather
weather
| Kahului |
Sea water temperature for the last 10 days:
| September 20 | 81.0°F | September 15 | 80.8°F |
| September 19 | 81.0°F | September 14 | 81.1°F |
| September 18 | 81.1°F | September 13 | 80.4°F |
| September 17 | 80.8°F | September 12 | 80.6°F |
| September 16 | 80.8°F | September 11 | 80.4°F |
Monthly sea water temperature, °F
When is the warmest sea in Kahului?
Based on the data about daily sea water temperature for the last three years the warmest sea in Kahului was noticed in September, October and August.
Monthly Sea Temperatures in Kahului, °F
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 80.4°F. The highest and lowest sea temperatures during the month were 81.1°F and 79.7°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 80.1°F. The highest and lowest sea temperatures during the month were 81.1°F and 79.3°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 80.0°F. The highest and lowest sea temperatures during the month were 80.6°F and 79.2°F.
current
weather
weather
| Kahului |
weather in
September
September
| Kahului |
Best time for vacation in Kahului
Kahului on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kahului
Local time: 12:26
September 20, sunday
1500
79°F
W
20 mph
20 mph
1800
77°F
W
17 mph
17 mph
2100
77°F
W
19 mph
19 mph
September 21, monday
0000
77°F
W
19 mph
19 mph
0300
75°F
W
18 mph
18 mph
0600
77°F
W
16 mph
16 mph
0900
79°F
W
16 mph
16 mph
1200
79°F
SW
17 mph
17 mph
