World Resorts USA Hawaii Weather

Hawaii Sea Temperature in April

Average sea water temperature in April:
+76.5°F
Minimum sea water temperature in April: 78.8°F
Maximum sea water temperature in April: 73.9°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 76.2°F. The highest and lowest sea temperatures during the month were 77.5°F and 75.0°F.

Monthly sea water temperature in Hawaii, °F

Which USA resorts have warmest sea in April?

Place name April 2026 April 2025
Everglades 78.6°F 78.8°F
Key Largo 78.2°F 78.5°F
West Palm Beach 78.2°F 78.3°F
Key West 78.2°F 78.0°F
Fort Lauderdale 78.1°F 78.0°F
Miami Beach 78.0°F 78.3°F
Hialeah 77.7°F 77.9°F
Miami 77.5°F 77.9°F
Honolulu 76.5°F 77.4°F
Cape Coral 76.4°F 77.2°F
Marco Island 76.3°F 77.3°F
Hawaii 76.2°F 77.3°F
Maui 75.9°F 76.6°F
Kauai 75.9°F 74.9°F
Naples 75.8°F 77.0°F
Tampa 75.3°F 76.6°F
St. Petersburg 75.2°F 76.3°F
Cocoa Beach 75.0°F 75.1°F
Corpus Christi 75.0°F 74.7°F
Oahu 74.9°F 76.4°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 82.3 °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 17.0 mph
August 15.8 mph
June 15.7 mph

Hawaii on a weather map

Hawaii
+75°F
W 23 mph
Feels like: +79°F
Precip.: 13%
Places in USA:
Name
°F
+75°F
+75°F
+86°F
+63°F
+73°F
+79°F
+70°F
+70°F
+61°F
+57°F
+63°F
+73°F
+73°F
+77°F
+70°F
24 Hours Forecast
Hawaii
Local time: 19:44
June 05, friday
2100
75°F
W
23 mph
June 06, saturday
0000
73°F
W
24 mph
0300
73°F
SW
22 mph
0600
73°F
W
21 mph
0900
75°F
W
25 mph
1200
77°F
W
23 mph
1500
77°F
SW
23 mph
1800
75°F
SW
22 mph

Best place for vacation:

Units of measurement: °C / °F