Nānāikapono Beach Weather Forecast

    • 78
    • 86

    Rain Showers

    • 78
    • 87

    Rain Showers

    • 77
    • 87

    Mostly Cloudy

    • 77
    • 87

    Mostly Cloudy

    • 77
    • 86

    Partly Sunny

    • 77
    • 87

    Partly Sunny

    • 77
    • 86

    Partly Sunny

Today 17 Sep Waianae Coast

Breezy. Mostly sunny with isolated Showers. Highs 84 to 91. Northeast Winds 10 to 20 Mph. Chance of rain 20 percent.

Tonight 17 Sep Waianae Coast

Breezy. Mostly cloudy with scattered Showers and slight chance of Thunderstorms. Lows 72 to 80. East Winds 10 to 20 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nānāikapono Beach Temperature Statistics

September Temperature

Oahu, Kalaeloa Airport (7.5 miles)

  • Lowest 13 September, 2026

    69.1 °F

  • Average September

    79.8 °F

  • Highest 10 September, 2026

    90 °F

Climate (2021–2026)

Oahu, Kalaeloa Airport (7.5 miles)

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  • Average Low 2021–2026

    70.2 °F

  • Average 2021–2026

    77.6 °F

  • Average High 2021–2026

    85.4 °F
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