Alaka'i Wilderness Preserve Weather Forecast

    • 60
    • 70

    Rain Showers

    • 60
    • 70

    Rain Showers

    • 60
    • 69

    Rain Showers

    • 61
    • 69

    Rain Showers

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    • 69

    Rain Showers

    • 62
    • 69

    Rain Showers

    • 61
    • 69

    Rain Showers

Today 14 Sep Kauai Mountains

Mostly sunny with isolated Showers. Highs 76 to 87 in the Valleys to 65 to 70 above 4000 feet. East Winds up to 15 Mph. Chance of rain 20 percent.

Tonight 14 Sep Kauai Mountains

Partly cloudy with isolated Showers. Lows 64 to 70 in the Valleys to around 59 above 4000 feet. East Winds up to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alaka'i Wilderness Preserve Temperature Statistics

September Temperature

Kekaha, Pacific Missile Test Facility Barking Sands (14.3 miles)

  • Lowest 5 September, 2025

    70 °F

  • Average September

    79.7 °F

  • Highest 1 September, 2025

    88 °F

Climate (2020–Present)

Kekaha, Pacific Missile Test Facility Barking Sands (14.3 miles)

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  • Average Low 2020–2025

    69.9 °F

  • Average 2020–2025

    76.7 °F

  • Average High 2020–2025

    83.1 °F
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