Nanakuli Forest Reserve Weather Forecast

    • 66
    • 75

    Rain Showers

    • 63
    • 73

    Breezy

    • 62
    • 73

    Partly Sunny

    • 62
    • 73

    Partly Sunny

    • 62
    • 73

    Mostly Cloudy

    • 62
    • 74

    Mostly Cloudy

Today 22 Dec Waianae Mountains

Breezy. Partly sunny with isolated Showers. Highs 72 to 87. East Winds 10 to 20 Mph. Chance of rain 20 percent.

Tonight 22 Dec Waianae Mountains

Mostly cloudy. Breezy. Scattered Showers in the Evening, then isolated Showers after midnight. Lows 64 to 73. East Winds 10 to 25 Mph. Chance of rain 40 percent.

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Nanakuli Forest Reserve Temperature Statistics

December Temperature

Oahu, Kalaeloa Airport (6.2 miles)

  • Lowest 1 December, 2025

    64 °F

  • Average December

    75 °F

  • Highest 6 December, 2025

    86 °F

Climate (2020–Present)

Oahu, Kalaeloa Airport (6.2 miles)

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  • Average Low 2020–2025

    70.3 °F

  • Average 2020–2025

    77.7 °F

  • Average High 2020–2025

    85.6 °F
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