Nua'ailua Bay Weather Forecast

    • 71
    • 80

    Rain Showers

    • 71
    • 79

    Rain Showers

    • 71
    • 80

    Rain Showers

    • 71
    • 81

    Rain Showers

    • 71
    • 81

    Rain Showers

    • 71
    • 80

    Rain Showers

    • 71
    • 80

    Partly Sunny

Today 25 Sep Windward Haleakala

Mostly sunny with isolated Showers. Highs 66 to 83. East Winds up to 10 Mph. Chance of rain 20 percent.

Tonight 25 Sep Windward Haleakala

Tropical storm Conditions possible. Cloudy with numerous Showers and isolated Thunderstorms. Locally heavy rainfall possible. Lows around 74 near the shore to around 59 near 5000 feet. East Winds up to 30 Mph with Gusts to 50 Mph increasing to 15 to 30 Mph with Gusts to 60 Mph after midnight. Chance of rain 70 percent.

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Nua'ailua Bay Temperature Statistics

September Temperature

Kahului, Kahului Airport (18 miles)

  • Lowest 12 September, 2026

    66.9 °F

  • Average September

    80.2 °F

  • Highest 15 September, 2026

    91 °F

Climate (2021–2026)

Kahului, Kahului Airport (18 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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