World Resorts USA Kauai Weather

Kauai Sea Temperature in January

Average sea water temperature in January:
+76.5°F
Minimum sea water temperature in January: 78.6°F
Maximum sea water temperature in January: 73.6°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 75.0°F. The highest and lowest sea temperatures during the month were 75.7°F and 73.6°F.

Monthly sea water temperature in Kauai, °F

Which USA resorts have warmest sea in January?

Place name January 2025 January 2024
Kailua Kona 78.2°F 77.6°F
Honolulu 77.6°F 76.6°F
Hawaii 77.5°F 76.5°F
Maui 76.9°F 76.8°F
Oahu 76.5°F 75.6°F
Fort Lauderdale 75.1°F 75.9°F
Kauai 75.0°F 76.0°F
Miami Beach 73.1°F 74.8°F
Islamorada 71.3°F 74.0°F
Key Largo 71.1°F 73.8°F
Miami 70.7°F 73.1°F
Key West 70.3°F 72.7°F
Everglades 68.6°F 71.6°F
South Padre Island 66.7°F 64.8°F
Naples 64.7°F 66.8°F
Cape Coral 64.3°F 66.2°F
Fort Walton Beach 61.8°F 58.9°F
Corpus Christi 61.6°F 60.3°F
Siesta Key 61.5°F 63.4°F
Destin 61.4°F 58.4°F

Best time for vacation in Kauai

Sunniest months:
January 6 days
December 5 days
February 4 days
Warmest months:
September 80.3 °F
August 80.0 °F
July 79.2 °F
Warmest sea temp:
September 80.6 °F
October 80.4 °F
August 79.6 °F
Coldest months:
February 73.9 °F
March 74.2 °F
January 74.7 °F
Rainiest months:
March 2 days
January 2 days
November 1 day
Windiest months:
July 11.7 mph
June 10.9 mph
May 10.8 mph

Kauai on a weather map

Kauai
+72°F
N 6 mph
Feels like: +77°F
Precip.: 76%
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
Kauai
Local time: 04:02
December 16, tuesday
0600
72°F
N
7 mph
0900
75°F
N
6 mph
1200
79°F
NE
2 mph
1500
79°F
NE
4 mph
1800
75°F
N
5 mph
2100
73°F
N
6 mph
December 17, wednesday
0000
73°F
NE
7 mph
0300
72°F
NE
7 mph
Units of measurement: °C / °F