World Resorts USA Honolulu Weather

Honolulu Sea Temperature in October

Average sea water temperature in October:
+80.8°F
Minimum sea water temperature in October: 82.8°F
Maximum sea water temperature in October: 78.3°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 80.7°F. The highest and lowest sea temperatures during the month were 81.1°F and 79.9°F.

Monthly sea water temperature in Honolulu, °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
Islamorada 83.1°F 82.9°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

Best time for vacation in Honolulu

Sunniest months:
January 16 days
June 16 days
August 15 days
Warmest months:
August 83.4 °F
September 83.3 °F
July 82.6 °F
Warmest sea temp:
September 80.9 °F
October 80.8 °F
August 80.4 °F
Coldest months:
February 76.4 °F
March 76.5 °F
January 76.7 °F
Rainiest months:
February 3 days
March 3 days
May 2 days
Windiest months:
July 16.4 mph
August 15.4 mph
June 15.0 mph

Honolulu on a weather map

Honolulu
+73°F
SW 2 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+43°F
+73°F
+73°F
+61°F
+63°F
+82°F
+75°F
+70°F
+32°F
+68°F
+57°F
+77°F
+77°F
+79°F
+48°F
24 Hours Forecast
Honolulu
Local time: 08:55
December 28, sunday
0900
73°F
SW
2 mph
1200
75°F
W
5 mph
1500
75°F
W
4 mph
1800
75°F
NW
4 mph
2100
73°F
NW
4 mph
December 29, monday
0000
73°F
W
4 mph
0300
73°F
W
6 mph
0600
73°F
SW
9 mph
Units of measurement: °C / °F