Mahaiula Bay Weather Forecast

    • 77
    • 84

    Rain Showers

    • 76
    • 84

    Rain Showers

    • 75
    • 83

    Rain Showers

    • 76
    • 83

    Mostly Sunny

    • 77
    • 84

    Mostly Sunny

    • 77
    • 85

    Mostly Sunny

Today 9 Sep Kohala

Mostly sunny with isolated Showers in the Morning, then mostly cloudy with scattered Showers and isolated Thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs 86 to 91 near the shore to 70 to 76 above 4000 feet. Northwest Winds up to 10 Mph. Chance of rain 50 percent.

Tonight 9 Sep Kohala

Mostly cloudy with scattered Showers in the Evening, then partly cloudy with isolated Showers after midnight. Lows 73 to 78 near the shore to around 60 above 4000 feet. Light Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mahaiula Bay Temperature Statistics

September Temperature

Kailua / Kona, Keahole Airport (2.5 miles)

  • Lowest 1 September, 2026

    75.9 °F

  • Average September

    82.4 °F

  • Highest 4 September, 2026

    89.1 °F

Climate (2021–2026)

Kailua / Kona, Keahole Airport (2.5 miles)

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  • Average Low 2021–2026

    73.4 °F

  • Average 2021–2026

    79.1 °F

  • Average High 2021–2026

    84.7 °F
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