World Resorts USA Newport Beach Weather

Newport Beach sea water temperature

Current sea water temperature:
+73.2°F
Minimum sea water temperature in October: 74.3°F
Maximum sea water temperature in October: 59.9°F
Average sea water temperature in October: 67.3°F

Sea water temperature for the last 10 days:

October 28 73.2°F October 23 72.7°F
October 27 73.0°F October 22 72.5°F
October 26 72.7°F October 21 72.5°F
October 25 72.3°F October 20 72.1°F
October 24 72.3°F October 19 72.9°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 73.3°F. The highest and lowest sea temperatures during the month were 76.8°F and 70.0°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 73.7°F. The highest and lowest sea temperatures during the month were 77.0°F and 72.1°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.

Best time for vacation in Newport Beach

Sunniest months:
July 23 days
August 23 days
September 21 days
Warmest months:
August 79.6 °F
September 78.1 °F
July 77.2 °F
Warmest sea temp:
August 69.9 °F
September 69.4 °F
July 68.1 °F
Coldest months:
January 63.9 °F
December 63.9 °F
March 64.1 °F
Rainiest months:
December 2 days
January 1 day
April 1 day
Windiest months:
May 6.7 mph
March 6.6 mph
April 6.5 mph

Newport Beach on a weather map

Newport Beach
+68°F
NW 4 mph
Feels like: +68°F
Precip.: 18%
Places in USA:
Name
°F
+43°F
+54°F
+73°F
+63°F
+68°F
+79°F
+72°F
+52°F
+68°F
+57°F
+66°F
+73°F
+70°F
+72°F
+61°F
24 Hours Forecast
Newport Beach
Local time: 02:21
October 28, wednesday
0300
68°F
NW
4 mph
0600
68°F
W
5 mph
0900
68°F
NW
6 mph
1200
72°F
N
6 mph
1500
72°F
NE
10 mph
1800
70°F
NE
7 mph
2100
68°F
N
5 mph
October 29, thursday
0000
68°F
N
5 mph
Units of measurement: °C / °F