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
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
Naples 81.9°F 81.6°F
Kauai 81.3°F 79.2°F
Cape Coral 81.1°F 81.2°F
Kailua Kona 80.9°F 80.6°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
Maui 79.8°F 79.4°F
Oahu 79.8°F 80.2°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
+75°F
N 11 mph
Feels like: +79°F
Precip.: 65%
Places in USA:
Name
°F
+25°F
+75°F
+75°F
+46°F
+54°F
+68°F
+72°F
+70°F
+23°F
+54°F
+46°F
+54°F
+52°F
+43°F
+18°F
24 Hours Forecast
Honolulu
Local time: 04:13
December 16, tuesday
0600
75°F
N
8 mph
0900
77°F
N
12 mph
1200
77°F
N
15 mph
1500
77°F
N
17 mph
1800
75°F
N
17 mph
2100
75°F
N
16 mph
December 17, wednesday
0000
75°F
N
15 mph
0300
75°F
N
15 mph
Units of measurement: °C / °F