Ulumalu Weather Forecast

    • 72
    • 83

    Mostly Sunny

    • 70
    • 83

    Partly Sunny

    • 72
    • 83

    Rain Showers

    • 71
    • 83

    Rain Showers

    • 71
    • 83

    Rain Showers

    • 71
    • 83

    Rain Showers

Today 23 Aug Windward Haleakala

Breezy. Mostly sunny with isolated Showers. Highs 80 to 87 near the shore to around 69 near 5000 feet. East Winds up to 20 Mph. Chance of rain 20 percent.

Tonight 23 Aug Windward Haleakala

Breezy. Partly cloudy with isolated Showers. Lows around 73 near the shore to 50 to 55 near 5000 feet. Southeast Winds up to 20 Mph becoming 10 to 15 Mph after midnight. Chance of rain 20 percent.

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Ulumalu Temperature Statistics

August Temperature

Kahului, Kahului Airport (9.9 miles)

  • Lowest 10 August, 2025

    67.6 °F

  • Average August

    81.1 °F

  • Highest 16 August, 2025

    92.6 °F

Climate (2020–Present)

Kahului, Kahului Airport (9.9 miles)

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  • Average Low 2020–2025

    68.9 °F

  • Average 2020–2025

    76.9 °F

  • Average High 2020–2025

    85.7 °F
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