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Water temperature in Mauna Kea Beach (HI) in December

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Is it warm enough to swim in Mauna Kea Beach in December? Average water temperature in Mauna Kea Beach in December is 78.3°F and therefore suitable for comfortable swimming. The warmest sea in Mauna Kea Beach in December is 81°F, and the coldest is 75.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Mauna Kea Beach

Changes water temperature in Mauna Kea Beach in December 2024, 2023

To get an accurate forecast for the water temperature in Mauna Kea Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Mauna Kea Beach, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of December.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
December 177.9°F79.3°F77.2°F79.9°F
December 277.7°F79°F77.2°F80.6°F
December 377.9°F79.3°F77.4°F80.6°F
December 477.9°F79.9°F77.4°F80.2°F
December 578.1°F79.5°F78.1°F80.2°F
December 678.1°F79.5°F77.2°F80.1°F
December 777.9°F79.3°F77.2°F79.9°F
December 878.1°F79.2°F76.8°F80.1°F
December 978.3°F79.2°F76.8°F80.1°F
December 1078.1°F79.2°F76.6°F80.1°F
December 1178.4°F79.3°F76.6°F80.1°F
December 1278.3°F79.7°F76.6°F80.4°F
December 1378.4°F79.5°F76.6°F80.2°F
December 1478.8°F79.3°F76.6°F80.1°F
December 1578.4°F78.8°F76.5°F79.9°F
Day 2024 2023 Min Max
December 1678.3°F78.4°F76.5°F80.1°F
December 1778.4°F78.6°F76.3°F80.1°F
December 1878.3°F78.6°F76.3°F79.9°F
December 1978.4°F78.6°F76.5°F79.7°F
December 2078.4°F78.4°F76.5°F79.9°F
December 2178.3°F78.3°F76.3°F79.7°F
December 2278.3°F78.3°F76.1°F79.5°F
December 2378.6°F78.4°F75.9°F79.3°F
December 2478.4°F78.4°F76.1°F79.7°F
December 2578.3°F78.3°F75.9°F79.3°F
December 2678.3°F78.3°F76.1°F79.2°F
December 2777.9°F78.1°F75.7°F79.3°F
December 2878.3°F78.1°F75.9°F79.7°F
December 2978.4°F78.3°F76.1°F79.7°F
December 3078.3°F78.3°F75.7°F79.7°F
December 3178.4°F78.3°F75.7°F79.2°F
Mauna Kea Beach water temp chart in December

Average water temperature in Mauna Kea Beach in December over a decade

20152016201720182019
79.2°F78.3°F78.1°F78.8°F79.9°F
20202021202220232024
79.3°F78.6°F78.4°F78.8°F78.3°F

Mauna Kea Beach sea state in December

Chart comparing the height of waves in Mauna Kea Beach in December over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Mauna Kea Beach in December

Mauna Kea Beach water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in December?

Want to know where the water temperature in December is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in December. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Spencer Beach78.3°F75.7°F81°F
Mauna Lani78.3°F75.7°F81°F
Mahukona78.3°F75.7°F80.8°F
Kukio78.4°F75.7°F81°F
Makalawena Beach78.4°F75.7°F81°F
Kailua Kona78.4°F75.6°F80.8°F
Kahaluu-Keauhou78.4°F75.6°F80.8°F
Manini Beach78.4°F75.6°F80.8°F
Kealakekua Bay78.4°F75.6°F80.6°F
Honaunau Bay78.4°F75.6°F80.6°F

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Mauna Kea Beach is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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