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
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
Kailua Kona 77.6°F 78.1°F
Miami 77.5°F 77.9°F
Honolulu 76.5°F 77.4°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
South Padre Island 75.7°F 74.5°F
Tampa 75.3°F 76.6°F
St. Petersburg 75.2°F 76.3°F
Corpus Christi 75.0°F 74.7°F
Oahu 74.9°F 76.4°F
Clearwater Beach 74.7°F 75.6°F
Houston 74.5°F 73.7°F
Sarasota 74.2°F 76.0°F
Siesta Key 73.8°F 75.7°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 15.6 mph

Hawaii on a weather map

Hawaii
+75°F
W 11 mph
Feels like: +79°F
Precip.: 18%
Places in USA:
Name
°F
+93°F
+75°F
+95°F
+82°F
+97°F
+70°F
+93°F
+88°F
+70°F
+63°F
+81°F
+93°F
+77°F
+82°F
+79°F
24 Hours Forecast
Hawaii
Local time: 04:41
July 16, thursday
0600
75°F
W
11 mph
0900
79°F
W
12 mph
1200
81°F
W
16 mph
1500
81°F
W
21 mph
1800
79°F
W
17 mph
2100
77°F
SW
18 mph
July 17, friday
0000
77°F
W
17 mph
0300
77°F
SW
17 mph

Best place for vacation:

Units of measurement: °C / °F