World Resorts USA Newport Beach Weather

Newport Beach Sea Temperature in October

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.

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
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
Houston 80.4°F 78.8°F

Best time for vacation in Newport Beach

Sunniest months:
August 24 days
July 24 days
October 22 days
Warmest months:
August 79.0 °F
September 78.0 °F
July 77.1 °F
Warmest sea temp:
August 69.3 °F
September 68.7 °F
July 67.8 °F
Coldest months:
March 62.7 °F
February 63.6 °F
January 63.9 °F
Rainiest months:
December 2 days
January 1 day
April 1 day
Windiest months:
March 6.7 mph
May 6.7 mph
April 6.4 mph

Newport Beach on a weather map

Newport Beach
+84°F
S 3 mph
Feels like: +81°F
Precip.: 0%
Places in USA:
Name
°F
+21°F
+75°F
+75°F
+73°F
+82°F
+63°F
+68°F
+72°F
+16°F
+77°F
+66°F
+57°F
+57°F
+52°F
+21°F
24 Hours Forecast
Newport Beach
Local time: 18:14
February 04, wednesday
2100
72°F
W
8 mph
February 05, thursday
0000
64°F
SW
4 mph
0300
61°F
SW
6 mph
0600
59°F
NW
4 mph
0900
61°F
NW
4 mph
1200
70°F
N
4 mph
1500
68°F
NE
6 mph
1800
64°F
W
1 mph
Units of measurement: °C / °F