Niihau Weather Forecast

    • 71
    • 82

    Breezy

    • 69
    • 81

    Breezy

    • 69
    • 81

    Partly Sunny

    • 69
    • 81

    Partly Sunny

    • 69
    • 80

    Partly Sunny

    • 69
    • 80

    Partly Sunny

Today 22 Dec Niihau

Breezy. Mostly cloudy with isolated Showers. Highs 77 to 83. Southeast Winds 15 to 20 Mph. Chance of rain 20 percent.

Tonight 22 Dec Niihau

Mostly cloudy. Breezy. Lows 68 to 73. East Winds 15 to 25 Mph.

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Niihau Temperature Statistics

December Temperature

Kekaha, Pacific Missile Test Facility Barking Sands (25.5 miles)

  • Lowest 12 December, 2025

    66.9 °F

  • Average December

    75.1 °F

  • Highest 5 December, 2025

    84 °F

Climate (2020–Present)

Kekaha, Pacific Missile Test Facility Barking Sands (25.5 miles)

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  • Average Low 2020–2025

    69.8 °F

  • Average 2020–2025

    76.7 °F

  • Average High 2020–2025

    83.1 °F
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