Niihau Weather Forecast

    • 73
    • 84

    Rain Showers

    • 74
    • 85

    Rain Showers

    • 74
    • 86

    Partly Sunny

    • 74
    • 86

    Rain Showers

    • 73
    • 85

    Partly Sunny

    • 73
    • 85

    Rain Showers

Today 15 Jul Niihau

Mostly sunny with isolated Showers. Highs 79 to 85. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 15 Jul Niihau

Partly cloudy with scattered Showers. Lows 70 to 77. East Winds 10 to 15 Mph. Chance of rain 30 percent.

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Niihau Temperature Statistics

July Temperature

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

  • Lowest 8 July, 2026

    70 °F
  • Average July

    78.9 °F
  • Highest 6 July, 2026

    86 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    70 °F
  • Average 2021–2026

    76.7 °F
  • Average High 2021–2026

    83 °F
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