World Resorts USA Oahu Weather

Oahu Sea Temperature in October

Average sea water temperature in October:
+80.2°F
Minimum sea water temperature in October: 82.0°F
Maximum sea water temperature in October: 78.4°F

Daily sea water temperature in October, °F

Show year:
2026
2025
2024

The average sea water temperature in October of 2026 was 80.2°F. The highest and lowest sea temperatures during the month were 80.8°F and 79.3°F.

Monthly sea water temperature in Oahu, °F

Which USA resorts have warmest sea in October?

Place name October 2026 October 2025
West Palm Beach 84.9°F 83.5°F
Fort Lauderdale 84.9°F 83.5°F
Key West 84.7°F 83.8°F
Miami Beach 84.4°F 83.4°F
Key Largo 84.3°F 83.0°F
Miami 83.7°F 82.7°F
Naples 83.2°F 81.9°F
Port St. Lucie 83.1°F 80.2°F
Siesta Key 82.3°F 80.4°F
Corpus Christi 82.3°F 82.2°F
Sarasota 82.0°F 80.2°F
Cape Coral 82.0°F 81.1°F
Cocoa Beach 81.3°F 79.2°F
Galveston 81.1°F 80.8°F
Houston 80.9°F 80.4°F
Tampa 80.8°F 79.4°F
Panama City Beach 80.8°F 79.2°F
Honolulu 80.7°F 80.7°F
Hawaii 80.6°F 80.6°F
Orlando 80.5°F 78.4°F

Best time for vacation in Oahu

Sunniest months:
January 8 days
September 5 days
August 5 days
Warmest months:
September 81.8 °F
August 81.8 °F
July 81.1 °F
Warmest sea temp:
October 80.2 °F
September 80.1 °F
August 79.6 °F
Coldest months:
February 74.8 °F
March 75.7 °F
January 76.0 °F
Rainiest months:
March 1 day
April 1 day
December 1 day
Windiest months:
July 12.7 mph
May 11.6 mph
June 11.3 mph

Oahu on a weather map

Oahu
+72°F
SW 7 mph
Feels like: +77°F
Precip.: 39%
Places in USA:
Name
°F
+48°F
+52°F
+77°F
+63°F
+72°F
+79°F
+72°F
+55°F
+70°F
+59°F
+70°F
+70°F
+73°F
+61°F
24 Hours Forecast
Oahu
Local time: 18:34
October 24, saturday
2100
72°F
SW
7 mph
October 25, sunday
0000
72°F
SW
6 mph
0300
70°F
SW
5 mph
0600
66°F
SW
4 mph
0900
73°F
SW
6 mph
1200
81°F
SW
7 mph
1500
77°F
SW
8 mph
1800
72°F
SW
6 mph
Units of measurement: °C / °F