Mamalahoa Forest Reserve Weather Forecast

    • 66
    • 78

    Rain Showers

    • 67
    • 78

    Rain Showers

    • 67
    • 78

    Rain Showers

    • 67
    • 79

    Rain Showers

    • 66
    • 78

    Rain Showers

    • 66
    • 78

    Rain Showers

Today 16 Sep Kauai Mountains

Mostly sunny with scattered Showers. Highs 76 to 86 in the Valleys to around 67 above 4000 feet. East Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 16 Sep Kauai Mountains

Mostly cloudy. Breezy. Numerous Showers in the Evening, then occasional Showers after midnight. Lows 65 to 71 in the Valleys to around 60 above 4000 feet. East Winds 10 to 20 Mph. Chance of rain 90 percent.

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  • Temperature Real-Time

Mamalahoa Forest Reserve Temperature Statistics

September Temperature

Lihue, Lihue Airport (10.6 miles)

  • Lowest 7 September, 2025

    71.1 °F

  • Average September

    79.6 °F

  • Highest 12 September, 2025

    86 °F

Climate (2020–Present)

Lihue, Lihue Airport (10.6 miles)

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  • Average Low 2020–2025

    71.8 °F

  • Average 2020–2025

    76.5 °F

  • Average High 2020–2025

    82.1 °F
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