Measurements:
°C
°F
Hawaii
78°F
SW 16 mph
Feels like: 80°F
Precip: 100%
World Resorts USA Hawaii Weather

Hawaii Sea Water Temperature

Current Sea Water Temperature:
+79.2°F
Maximum Sea Water Temperature in April: 82.0°F
Minimum Sea Water Temperature in April: 76.6°F
Average water temperature in April: 79.4°F

Sea Water Temperature for the Last 10 Days:

April 18 79.2°F April 13 79.2°F
April 17 79.0°F April 12 79.0°F
April 16 79.2°F April 11 78.4°F
April 15 79.4°F April 10 78.6°F
April 14 79.2°F April 09 78.6°F

When is the Warmest Sea for Hawaii?

According to our data for the last three years for Hawaii the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2023 2022 2021

The average sea surface temperature in September 2023 for Hawaii was 83.4°F. The maximum and minimum values were 82.6°F and 84.0°F respectively.

Sea Water Temperature in October

Select Year: 2023 2022 2021

The average sea surface temperature in October 2023 for Hawaii was 84.0°F. The maximum and minimum values were 82.6°F and 84.6°F respectively.

Sea Water Temperature in August

Select Year: 2023 2022 2021

The average sea surface temperature in August 2023 for Hawaii was 83.4°F. The maximum and minimum values were 83.2°F and 83.6°F respectively.

Best Time to Visit Hawaii
The most sunny months:
August 17 days
July 16 days
January 16 days
The most warm months:
August 87.4 °F
September 87.0 °F
July 86.5 °F
Warmest sea temperature:
September 84.2 °F
October 84.0 °F
August 83.6 °F
The most cold months:
February 79.1 °F
March 79.2 °F
January 79.6 °F
The most rainy months:
March 3 days
February 3 days
November 2 days
The most windy months:
July 17 mph
August 16 mph
June 15 mph

Hawaii on the Weather Map

USA Resorts:
NAME
Boston +42
Chicago +44
Hawaii +78
Honolulu +78
Houston +80
Las Vegas +86
Los Angeles +72
Miami +80
New York +46
Orlando +80
San Diego +66
San Francisco +60
Sarasota +76
Tampa +78
Washington +60
24 Hours Weather Forecast
Hawaii
Local time: 15:44
18 apr, thursday
1800 76°F
SW
19 mph
2100 74°F
SW
19 mph
19 apr, friday
0000 74°F
SW
19 mph
0300 74°F
SW
17 mph
0600 74°F
SW
16 mph
0900 76°F
SW
19 mph
1200 78°F
SW
19 mph
1500 76°F
SW
19 mph

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