Kaumalapau Weather Forecast

    • 75
    • 84

    Partly Sunny

    • 75
    • 84

    Partly Sunny

    • 78
    • 84

    Mostly Sunny

    • 78
    • 85

    Partly Sunny

    • 77
    • 84

    Partly Sunny

    • 77
    • 83

    Mostly Cloudy

Today 19 Sep Lanai Leeward

Mostly sunny in the morning then becoming partly sunny. Breezy. Highs 81 to 87. East Winds 10 to 25 Mph.

Tonight 19 Sep Lanai Leeward

Partly cloudy. Lows 70 to 77. East Winds 10 to 15 Mph shifting to the northeast after midnight.

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Kaumalapau Temperature Statistics

September Temperature

Lanai City, Lanai Airport (2.5 miles)

  • Lowest 12 September, 2026

    66 °F

  • Average September

    74.8 °F

  • Highest 16 September, 2026

    84 °F

Climate (2021–2026)

Lanai City, Lanai Airport (2.5 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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