Nanakuli Forest Reserve Weather Forecast

    • 68
    • 80

    Mostly Sunny

    • 68
    • 80

    Partly Sunny

    • 68
    • 80

    Rain Showers

    • 68
    • 80

    Rain Showers

    • 68
    • 80

    Rain Showers

    • 66
    • 80

    Rain Showers

Today 17 Sep Waianae Mountains

Sunny and breezy. Highs 77 to 92. East Winds 10 to 20 Mph.

Tonight 17 Sep Waianae Mountains

Mostly clear. Breezy. Lows 65 to 76. East Winds 10 to 20 Mph.

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Nanakuli Forest Reserve Temperature Statistics

September Temperature

Oahu, Kalaeloa Airport (6.2 miles)

  • Lowest 4 September, 2025

    69.1 °F

  • Average September

    79.9 °F

  • Highest 12 September, 2025

    90 °F

Climate (2020–Present)

Oahu, Kalaeloa Airport (6.2 miles)

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  • Average Low 2020–2025

    70.3 °F

  • Average 2020–2025

    77.8 °F

  • Average High 2020–2025

    85.6 °F
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