Average sea water temperature in May:
+78.4°F
| Minimum sea water temperature in May: | 80.8°F |
| Maximum sea water temperature in May: | 76.1°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 79.3°F. The highest and lowest sea temperatures during the month were 79.9°F and 78.6°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 May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Everglades | 84.8°F | 84.5°F |
| Key Largo | 84.2°F | 83.5°F |
| Key West | 84.1°F | 83.5°F |
| Miami | 83.0°F | 82.6°F |
| Cape Coral | 82.6°F | 83.4°F |
| Hialeah | 82.5°F | 82.3°F |
| Marco Island | 82.2°F | 83.5°F |
| Miami Beach | 82.2°F | 82.4°F |
| Naples | 82.0°F | 83.5°F |
| Fort Lauderdale | 81.0°F | 81.1°F |
| West Palm Beach | 80.9°F | 81.1°F |
| Tampa | 80.5°F | 82.7°F |
| St. Petersburg | 80.4°F | 82.6°F |
| Sarasota | 80.1°F | 82.7°F |
| Siesta Key | 79.9°F | 82.5°F |
| Clearwater Beach | 79.9°F | 82.6°F |
| Cocoa Beach | 78.9°F | 79.4°F |
| Corpus Christi | 78.5°F | 80.9°F |
| Hilo | 78.1°F | 77.7°F |
| Honolulu | 78.0°F | 78.1°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: 11:10
May 17, sunday
1200
81°F
E
7 mph
7 mph
1500
81°F
E
7 mph
7 mph
1800
79°F
NE
5 mph
5 mph
2100
79°F
N
6 mph
6 mph
May 18, monday
0000
77°F
N
4 mph
4 mph
0300
75°F
E
4 mph
4 mph
0600
75°F
S
6 mph
6 mph
0900
79°F
E
2 mph
2 mph
