Niihau Weather Forecast

    • 75
    • 85

    Partly Sunny

    • 75
    • 84

    Partly Sunny

    • 75
    • 84

    Mostly Cloudy

    • 74
    • 84

    Mostly Cloudy

    • 74
    • 84

    Mostly Cloudy

    • 75
    • 84

    Rain Showers

Today 21 Oct Niihau

Mostly sunny. Isolated Showers in the afternoon. Highs 79 to 85. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 21 Oct Niihau

Partly cloudy. Isolated Showers in the evening. Lows 71 to 77. East Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Niihau Temperature Statistics

October Temperature

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

  • Lowest 6 October, 2026

    70 °F

  • Average October

    78.3 °F

  • Highest 18 October, 2026

    88 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    70.1 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    83 °F
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