Kailua-Kona Water Temperature
(Today) 2023
The water will feel hot. Water temperature similar to a heated indoor swimming pool.
Current weather
(scattered clouds)

The measurements for the water temperature in Kailua-Kona, Hawaii are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
Water temp by month
Monthly average max / min water temperatures
The graph below shows the range of monthly Kailua-Kona water temperature derived from many years of historical sea surface temperature data.

Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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Min °C | 24.3 | 23.8 | 23.9 | 24.2 | 24.5 | 25.1 | 25 | 25.7 | 25.9 | 26 | 25.1 | 24.2 |
Max °C | 25.7 | 25.7 | 25.1 | 25.7 | 26.1 | 26.6 | 27.3 | 27.6 | 27.7 | 27.3 | 27.1 | 26.5 |
Min °F | 76.3 | 75.6 | 75.5 | 76.1 | 76.7 | 77.7 | 77.9 | 79 | 79.3 | 79.3 | 78 | 76.4 |
Max °F | 77.7 | 77.5 | 76.7 | 77.6 | 78.3 | 79.2 | 80.2 | 80.9 | 81.1 | 80.6 | 80 | 78.7 |
The warmest water temperature is in September with an average around 80.2°F / 26.8°C. The coldest month is March with an average water temperature of 76.1°F / 24.5°C.
7 day tide forecast for Kailua-Kona
Wed | Thu | Fri | Sat | Sun | Mon | Tue |
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*These tide times are estimates based on the nearest accurate location (Kailua Kona, Big Island, Hawaii) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.