Average sea water temperature in October:
+66.5°F
| Minimum sea water temperature in October: | 71.6°F |
| Maximum sea water temperature in October: | 59.9°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 66.2°F. The highest and lowest sea temperatures during the month were 68.0°F and 64.8°F.
sea water
temperature
temperature
| Newport Beach |
monthly
weather
weather
| Newport Beach |
current
weather
weather
| Newport Beach |
14 days
forecast
forecast
| Newport Beach |
Monthly sea water temperature in Newport Beach, °F
Which USA resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| South Padre Island | 84.0°F | 82.4°F |
| Key West | 83.8°F | 82.9°F |
| West Palm Beach | 83.5°F | 83.3°F |
| Fort Lauderdale | 83.5°F | 83.0°F |
| Miami Beach | 83.4°F | 83.4°F |
| Islamorada | 83.1°F | 82.9°F |
| Key Largo | 83.0°F | 83.1°F |
| Miami | 82.7°F | 82.9°F |
| Everglades | 82.5°F | 82.6°F |
| Corpus Christi | 82.2°F | 80.6°F |
| Marco Island | 82.0°F | 81.9°F |
| Naples | 81.9°F | 81.6°F |
| Sanibel Island | 81.6°F | 81.3°F |
| Kauai | 81.3°F | 79.2°F |
| Galveston Island | 81.1°F | 79.2°F |
| Kailua Kona | 80.9°F | 80.6°F |
| Galveston | 80.8°F | 78.8°F |
| Honolulu | 80.7°F | 80.6°F |
| Hawaii | 80.6°F | 80.5°F |
| Siesta Key | 80.4°F | 80.7°F |
Best time for vacation in Newport Beach
Newport Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Newport Beach
Local time: 22:49
December 29, monday
0000
52°F
SW
7 mph
7 mph
0300
50°F
SW
9 mph
9 mph
0600
48°F
SW
11 mph
11 mph
0900
52°F
SW
10 mph
10 mph
1200
64°F
SW
10 mph
10 mph
1500
68°F
SW
9 mph
9 mph
1800
61°F
SW
11 mph
11 mph
2100
55°F
SW
11 mph
11 mph
