World Resorts USA Kauai Weather

Kauai Sea Temperature in October

Average sea water temperature in October:
+80.4°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 80.4°F. The highest and lowest sea temperatures during the month were 81.1°F and 79.7°F.

Monthly sea water temperature in Kauai, °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 Kauai

Sunniest months:
January 6 days
December 5 days
February 4 days
Warmest months:
September 79.9 °F
August 79.8 °F
October 79.1 °F
Warmest sea temp:
September 80.5 °F
October 80.4 °F
August 79.7 °F
Coldest months:
February 73.6 °F
March 74.2 °F
January 74.6 °F
Rainiest months:
March 2 days
January 2 days
February 2 days
Windiest months:
July 11.7 mph
June 10.8 mph
May 10.8 mph

Kauai on a weather map

Kauai
+73°F
SW 9 mph
Feels like: +77°F
Precip.: 21%
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
Kauai
Local time: 17:53
October 24, saturday
1800
73°F
SW
9 mph
2100
73°F
SW
8 mph
October 25, sunday
0000
72°F
SW
7 mph
0300
72°F
SW
6 mph
0600
72°F
SW
6 mph
0900
73°F
W
6 mph
1200
75°F
SW
8 mph
1500
73°F
SW
9 mph
Units of measurement: °C / °F