Iao Valley State Park Weather Forecast

    • 58
    • 69

    Rain Showers

    • 58
    • 71

    Partly Sunny

    • 57
    • 70

    Rain Showers

    • 56
    • 69

    Rain Showers

    • 57
    • 70

    Rain Showers

    • 57
    • 69

    Rain Showers

    • 56
    • 69

    Rain Showers

Today 15 Dec Maui Windward West

Partly sunny late in the morning then becoming mostly sunny. Scattered Showers late in the Morning, then isolated Showers in the afternoon. Highs around 81 Makai to around 61 Mauka. South Winds up to 10 Mph. Chance of rain 30 percent.

Tonight 15 Dec Maui Windward West

Partly cloudy. Isolated Showers after midnight. Lows 64 to 73 Makai to around 55 Mauka. Light Winds. Chance of rain 20 percent.

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Iao Valley State Park Temperature Statistics

December Temperature

Kahului, Kahului Airport (6.8 miles)

  • Lowest 2 December, 2025

    61 °F

  • Average December

    74.3 °F

  • Highest 4 December, 2025

    87.1 °F

Climate (2020–Present)

Kahului, Kahului Airport (6.8 miles)

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  • Average Low 2020–2025

    68.8 °F

  • Average 2020–2025

    76.7 °F

  • Average High 2020–2025

    85.5 °F
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