Average sea water temperature in September:
+81.4°F
| Minimum sea water temperature in September: | 85.3°F |
| Maximum sea water temperature in September: | 78.1°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 82.4°F. The highest and lowest sea temperatures during the month were 83.1°F and 81.7°F.
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| Kailua Kona |
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| Kailua Kona |
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| Kailua Kona |
14 days
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| Kailua Kona |
Monthly sea water temperature in Kailua Kona, °F
Which USA resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Key West | 88.3°F | 86.9°F |
| Naples | 87.6°F | 86.1°F |
| Siesta Key | 87.5°F | 84.9°F |
| Sarasota | 87.5°F | 84.8°F |
| Houston | 87.2°F | 84.9°F |
| Cape Coral | 87.2°F | 85.2°F |
| Corpus Christi | 87.1°F | 85.8°F |
| Tampa | 86.9°F | 84.3°F |
| West Palm Beach | 86.8°F | 86.2°F |
| Clearwater Beach | 86.8°F | 84.0°F |
| New Orleans | 86.7°F | 84.3°F |
| Fort Lauderdale | 86.7°F | 86.4°F |
| Miami Beach | 86.4°F | 86.1°F |
| Pensacola Beach | 86.3°F | 83.9°F |
| Orange Beach | 86.3°F | 84.0°F |
| Panama City Beach | 86.2°F | 83.4°F |
| Pensacola | 86.2°F | 83.9°F |
| Fort Walton Beach | 86.2°F | 83.3°F |
| Destin | 86.1°F | 83.1°F |
| Santa Rosa Beach | 86.0°F | 83.4°F |
Best time for vacation in Kailua Kona
Kailua Kona on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kailua Kona
Local time: 22:54
September 22, tuesday
0000
77°F
NE
3 mph
3 mph
0300
75°F
N
3 mph
3 mph
0600
75°F
N
2 mph
2 mph
0900
77°F
E
3 mph
3 mph
1200
81°F
E
6 mph
6 mph
1500
79°F
E
6 mph
6 mph
1800
77°F
NE
3 mph
3 mph
2100
77°F
NE
5 mph
5 mph
