World Resorts USA Hawaii Weather

Hawaii Sea Temperature in December

Average sea water temperature in December:
+77.7°F
Minimum sea water temperature in December: 80.2°F
Maximum sea water temperature in December: 74.8°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 78.5°F. The highest and lowest sea temperatures during the month were 79.0°F and 77.9°F.

Monthly sea water temperature in Hawaii, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
West Palm Beach 79.0°F 78.4°F
Fort Lauderdale 78.7°F 77.6°F
Honolulu 78.6°F 78.3°F
Hawaii 78.5°F 78.3°F
Kauai 78.2°F 76.0°F
Maui 78.0°F 77.8°F
Miami Beach 77.4°F 75.9°F
Oahu 77.1°F 77.2°F
Key West 75.9°F 72.6°F
Miami 75.5°F 73.0°F
Naples 71.5°F 67.7°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F
Sarasota 69.2°F 65.6°F
Tampa 68.3°F 65.5°F
Orlando 67.6°F 66.0°F
Daytona Beach 67.1°F 65.8°F
Clearwater Beach 66.8°F 62.9°F
Fort Walton Beach 66.0°F 67.1°F
Destin 65.7°F 66.5°F

Best time for vacation in Hawaii

Sunniest months:
January 15 days
August 15 days
June 14 days
Warmest months:
August 83.2 °F
September 82.9 °F
July 82.2 °F
Warmest sea temp:
September 80.7 °F
October 80.6 °F
August 80.2 °F
Coldest months:
February 76.0 °F
March 76.2 °F
January 76.5 °F
Rainiest months:
March 3 days
February 3 days
October 2 days
Windiest months:
July 17.1 mph
August 15.8 mph
June 15.6 mph

Hawaii on a weather map

Hawaii
+77°F
SW 9 mph
Feels like: +81°F
Precip.: 21%
Places in USA:
Name
°F
+86°F
+93°F
+77°F
+99°F
+75°F
+90°F
+72°F
+90°F
+88°F
+77°F
+57°F
+72°F
+88°F
+97°F
+68°F
24 Hours Forecast
Hawaii
Local time: 06:45
August 06, thursday
0900
79°F
W
12 mph
1200
81°F
W
14 mph
1500
81°F
W
14 mph
1800
79°F
SW
16 mph
2100
77°F
SW
14 mph
August 07, friday
0000
77°F
SW
13 mph
0300
77°F
SW
14 mph
0600
77°F
SW
12 mph

Best place for vacation:

Units of measurement: °C / °F