Niihau Weather Forecast

    • 72
    • 82

    Mostly Sunny

    • 71
    • 82

    Mostly Sunny

    • 70
    • 81

    Breezy

    • 70
    • 81

    Partly Sunny

    • 70
    • 81

    Partly Sunny

    • 70
    • 81

    Partly Sunny

    • 70
    • 82

    Partly Sunny

Today 19 May Niihau

Sunny. Highs 77 to 84. East Winds 10 to 15 Mph decreasing to up to 15 Mph in the afternoon.

Tonight 19 May Niihau

Mostly clear. Lows 68 to 75. East Winds up to 15 Mph increasing to 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Niihau Temperature Statistics

May Temperature

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

  • Lowest 1 May, 2026

    68 °F

  • Average May

    76.1 °F

  • Highest 17 May, 2026

    84 °F

Climate (2021–Present)

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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