Hāna Bay Weather Forecast

    • 77
    • 84

    Rain Showers

    • 77
    • 85

    Rain Showers

    • 76
    • 85

    Rain Showers

    • 77
    • 85

    Rain Showers

    • 76
    • 84

    Rain Showers

    • 76
    • 84

    Rain Showers

Today 17 Sep Windward Haleakala

Partly sunny in the morning then becoming mostly sunny. Breezy. Scattered Showers. Highs 80 to 85 near the shore to around 68 near 5000 feet. East Winds up to 25 Mph. Chance of rain 50 percent.

Tonight 17 Sep Windward Haleakala

Partly cloudy with scattered Showers. Lows around 73 near the shore to around 53 near 5000 feet. East Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hāna Bay Temperature Statistics

September Temperature

Kahului, Kahului Airport (30.4 miles)

  • Lowest 8 September, 2025

    64.9 °F

  • Average September

    79.6 °F

  • Highest 1 September, 2025

    93 °F

Climate (2020–Present)

Kahului, Kahului Airport (30.4 miles)

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  • Average Low 2020–2025

    68.8 °F

  • Average 2020–2025

    76.8 °F

  • Average High 2020–2025

    85.6 °F
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