Current sea water temperature:
+75.4°F
| Minimum sea water temperature in August: | 76.1°F |
| Maximum sea water temperature in August: | 63.0°F |
| Average sea water temperature in August: | 69.8°F |
| more information | |
14 days
forecast
forecast
| Newport Beach |
monthly
weather
weather
| Newport Beach |
Sea water temperature for the last 10 days:
| August 27 | 75.4°F | August 22 | 71.4°F |
| August 26 | 75.0°F | August 21 | 70.3°F |
| August 25 | 74.5°F | August 20 | 70.3°F |
| August 24 | 74.3°F | August 19 | 70.0°F |
| August 23 | 73.0°F | August 18 | 70.3°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:
2026
2025
2024
The average sea water temperature in August of 2026 was 72.8°F. The highest and lowest sea temperatures during the month were 75.4°F and 70.0°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:
2026
2025
2024
The average sea water temperature in July of 2026 was 70.2°F. The highest and lowest sea temperatures during the month were 73.6°F and 66.7°F.
current
weather
weather
| Newport Beach |
weather in
September
September
| 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: 23:36
August 28, friday
0000
73°F
N
6 mph
6 mph
0300
72°F
N
4 mph
4 mph
0600
77°F
N
2 mph
2 mph
0900
81°F
NE
5 mph
5 mph
1200
84°F
NE
8 mph
8 mph
1500
84°F
NE
9 mph
9 mph
1800
82°F
NE
9 mph
9 mph
2100
79°F
NE
6 mph
6 mph
