Mauna Kea Beach Weather Forecast

    • 73
    • 78

    Rain Showers Likely

    • 74
    • 78

    Rain Showers Likely

    • 74
    • 80

    Rain Showers

    • 74
    • 81

    Partly Sunny

    • 74
    • 81

    Rain Showers

    • 74
    • 80

    Partly Sunny

Today 5 Jan Kohala

Cloudy. Scattered Showers in the Morning, then numerous Showers and isolated Thunderstorms in the afternoon. Highs around 81 near the shore to 61 to 66 above 4000 feet. East Winds up to 10 Mph shifting to the northwest in the afternoon. Gusts up to 45 Mph. Chance of rain 70 percent.

Tonight 5 Jan Kohala

Cloudy with numerous Showers and isolated Thunderstorms. Locally heavy rainfall possible after midnight. Lows around 70 near the shore to 50 to 55 above 4000 feet. East Winds up to 10 Mph in the evening becoming light. Gusts up to 35 Mph. Chance of rain 70 percent.

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Mauna Kea Beach Temperature Statistics

January Temperature

Kailua / Kona, Keahole Airport (23 miles)

  • Lowest 1 January, 2026

    66.9 °F

  • Average January

    76.1 °F

  • Highest 1 January, 2026

    82 °F

Climate (2021–Present)

Kailua / Kona, Keahole Airport (23 miles)

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  • Average Low 2021–2026

    73.2 °F

  • Average 2021–2026

    79 °F

  • Average High 2021–2026

    84.6 °F
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