Current sea water temperature:
+67.5°F
| Minimum sea water temperature in June: | 69.4°F |
| Maximum sea water temperature in June: | 61.9°F |
| Average sea water temperature in June: | 65.5°F |
| more information | |
14 days
forecast
forecast
| Newport Beach |
monthly
weather
weather
| Newport Beach |
Sea water temperature for the last 10 days:
| June 28 | 67.5°F | June 23 | 64.4°F |
| June 27 | 67.8°F | June 22 | 63.5°F |
| June 26 | 66.9°F | June 21 | 64.2°F |
| June 25 | 65.7°F | June 20 | 65.1°F |
| June 24 | 64.9°F | June 19 | 64.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Newport Beach?
Based on the data about daily sea water temperature for the last three years the warmest sea in Newport Beach was noticed in August, September and July.
Monthly Sea Temperatures in Newport Beach, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 70.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 64.9°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 69.5°F. The highest and lowest sea temperatures during the month were 71.8°F and 66.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 67.1°F. The highest and lowest sea temperatures during the month were 69.8°F and 64.8°F.
current
weather
weather
| Newport Beach |
weather in
July
July
| Newport Beach |
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: 11:05
June 28, sunday
1200

68°F
N
12 mph
12 mph
1500

70°F
NE
11 mph
11 mph
1800

68°F
NE
8 mph
8 mph
2100

63°F
N
6 mph
6 mph
June 29, monday
0000

64°F
N
6 mph
6 mph
0300

63°F
NW
7 mph
7 mph
0600

63°F
NW
7 mph
7 mph
0900

66°F
N
7 mph
7 mph





























