Waipio Bay Weather Forecast

    • 74
    • 80

    Isolated Thunderstorms

    • 74
    • 81

    Rain Showers

    • 73
    • 80

    Rain Showers

    • 73
    • 81

    Rain Showers

    • 74
    • 82

    Mostly Cloudy

    • 73
    • 82

    Partly Sunny

    • 73
    • 81

    Mostly Cloudy

Today 24 Sep Windward Haleakala

Partly sunny with isolated Showers. Highs 66 to 83. East Winds around 10 Mph. Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 24 Sep Windward Haleakala

Windy. Cloudy with occasional Showers and isolated Thunderstorms. Locally heavy rainfall possible. Lows around 74 near the shore to around 58 near 5000 feet. East Winds 10 to 30 Mph. Chance of rain 90 percent.

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Waipio Bay Temperature Statistics

September Temperature

Kahului, Kahului Airport (13.7 miles)

  • Lowest 12 September, 2026

    66.9 °F

  • Average September

    80.1 °F

  • Highest 15 September, 2026

    91 °F

Climate (2021–2026)

Kahului, Kahului Airport (13.7 miles)

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  • Average Low 2021–2026

    69 °F

  • Average 2021–2026

    76.8 °F

  • Average High 2021–2026

    85.3 °F
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