Average sea water temperature in July:
+78.6°F
| Minimum sea water temperature in July: | 80.4°F |
| Maximum sea water temperature in July: | 77.4°F |
Daily sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 78.0°F. The highest and lowest sea temperatures during the month were 79.0°F and 77.5°F.
Monthly sea water temperature in Oahu, °F
Which USA resorts have warmest sea in July?
| Place name | July 2025 | July 2024 |
|---|---|---|
| New Orleans | 87.4°F | 87.1°F |
| Clearwater Beach | 87.1°F | 88.3°F |
| St. Petersburg | 87.0°F | 88.0°F |
| Sarasota | 86.9°F | 87.9°F |
| Sanibel Island | 86.9°F | 87.7°F |
| Siesta Key | 86.9°F | 87.9°F |
| Pensacola | 86.9°F | 87.3°F |
| Tampa | 86.8°F | 87.4°F |
| Key West | 86.7°F | 87.6°F |
| Orange Beach | 86.7°F | 86.7°F |
| Pensacola Beach | 86.7°F | 87.1°F |
| Naples | 86.6°F | 87.2°F |
| Galveston | 86.4°F | 86.3°F |
| Miami | 86.3°F | 86.9°F |
| Panama City Beach | 86.3°F | 86.8°F |
| Houston | 86.3°F | 86.4°F |
| Destin | 86.3°F | 86.6°F |
| Key Largo | 86.2°F | 87.1°F |
| Santa Rosa Beach | 86.2°F | 86.6°F |
| Fort Walton Beach | 86.1°F | 86.4°F |
Best time for vacation in Oahu
Oahu on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Oahu
Local time: 15:12
February 24, tuesday
1800

64°F
SW
9 mph
9 mph
2100

64°F
SW
11 mph
11 mph
February 25, wednesday
0000

63°F
SW
12 mph
12 mph
0300

63°F
SW
11 mph
11 mph
0600

63°F
SW
12 mph
12 mph
0900

66°F
SW
12 mph
12 mph
1200

68°F
SW
12 mph
12 mph
1500

68°F
SW
12 mph
12 mph






























