Mamaki Bay Weather Forecast

    • 77
    • 85

    Isolated Thunderstorms

    • 77
    • 83

    Isolated Thunderstorms

    • 78
    • 84

    Partly Sunny

    • 77
    • 84

    Mostly Sunny

    • 77
    • 83

    Partly Sunny

Today 23 Sep Lanai South

Partly sunny. Highs around 83. Northeast Winds around 10 Mph.

Tonight 23 Sep Lanai South

Mostly cloudy. Isolated Showers after midnight. Lows around 76. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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Mamaki Bay Temperature Statistics

September Temperature

Lanai City, Lanai Airport (3.1 miles)

  • Lowest 12 September, 2026

    66 °F

  • Average September

    75 °F

  • Highest 16 September, 2026

    84 °F

Climate (2021–2026)

Lanai City, Lanai Airport (3.1 miles)

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  • Average Low 2021–2026

    65 °F

  • Average 2021–2026

    71.5 °F

  • Average High 2021–2026

    78.5 °F
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