World Resorts USA Hawaii Weather

Hawaii Sea Temperature in October

Average sea water temperature in October:
+80.6°F
Minimum sea water temperature in October: 82.6°F
Maximum sea water temperature in October: 78.1°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 81.0°F and 79.7°F.

Monthly sea water temperature in Hawaii, °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
Corpus Christi 82.2°F 80.6°F
Naples 81.9°F 81.6°F
Kauai 81.3°F 79.2°F
Cape Coral 81.1°F 81.2°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
Sarasota 80.2°F 80.5°F
Port St. Lucie 80.2°F 80.4°F
Maui 79.8°F 79.4°F
Oahu 79.8°F 80.2°F

Best time for vacation in Hawaii

Sunniest months:
January 15 days
August 14 days
June 14 days
Warmest months:
August 83.0 °F
September 82.7 °F
July 82.2 °F
Warmest sea temp:
September 80.8 °F
October 80.6 °F
August 80.2 °F
Coldest months:
February 76.0 °F
March 76.2 °F
January 76.5 °F
Rainiest months:
March 3 days
February 3 days
October 2 days
Windiest months:
July 17.1 mph
August 16.0 mph
June 15.6 mph

Hawaii on a weather map

Hawaii
+79°F
N 12 mph
Feels like: +82°F
Precip.: 17%
Places in USA:
Name
°F
+61°F
+70°F
+79°F
+95°F
+91°F
+86°F
+77°F
+75°F
+68°F
+79°F
+66°F
+82°F
+77°F
+88°F
+72°F
24 Hours Forecast
Hawaii
Local time: 13:31
October 07, wednesday
1500
79°F
N
7 mph
1800
79°F
N
7 mph
2100
77°F
N
4 mph
October 08, thursday
0000
77°F
N
6 mph
0300
77°F
N
10 mph
0600
77°F
N
14 mph
0900
79°F
N
16 mph
1200
81°F
N
17 mph

Best place for vacation:

Units of measurement: °C / °F