Iao Valley State Park Weather Forecast

    • 62
    • 71

    Rain Showers

    • 62
    • 70

    Rain Showers Likely

    • 63
    • 72

    Rain Showers

    • 63
    • 72

    Rain Showers Likely

    • 63
    • 72

    Rain Showers

    • 63
    • 72

    Rain Showers

    • 65
    • 73

    Rain Showers

Today 30 Aug Maui Windward West

Mostly sunny. Breezy. Scattered Showers in the Morning, then isolated Showers in the afternoon. Highs around 81 Makai to around 65 Mauka. Northeast Winds 10 to 20 Mph. Chance of rain 40 percent.

Tonight 30 Aug Maui Windward West

Partly cloudy. Breezy. Isolated Showers in the Evening, then scattered Showers after midnight. Lows 68 to 75 Makai to around 59 Mauka. Northeast Winds 10 to 25 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

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Iao Valley State Park Temperature Statistics

August Temperature

Kahului, Kahului Airport (6.8 miles)

  • Lowest 4 August, 2026

    70 °F

  • Average August

    80 °F

  • Highest 11 August, 2026

    89.1 °F

Climate (2021–2026)

Kahului, Kahului Airport (6.8 miles)

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  • Average Low 2021–2026

    68.9 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    85.3 °F
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