Hāna Bay Weather Forecast

    • 73
    • 80

    Mostly Sunny

    • 70
    • 81

    Mostly Cloudy

    • 71
    • 78

    Mostly Cloudy

    • 71
    • 81

    Partly Sunny

    • 69
    • 79

    Rain Showers

    • 70
    • 77

    Rain Showers

    • 70
    • 77

    Rain Showers

Today 11 Jan Windward Haleakala

Mostly sunny with a 20 percent chance of Showers. Highs around 80 near the shore to around 65 near 5000 feet. Southeast Winds up to 10 Mph shifting to the east in the afternoon.

Tonight 11 Jan Windward Haleakala

Mostly clear. Isolated Showers early in the morning. Lows around 69 near the shore to around 51 near 5000 feet. South Winds up to 10 Mph increasing to 10 to 15 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hāna Bay Temperature Statistics

January Temperature

Kahului, Kahului Airport (30.4 miles)

  • Lowest 8 January, 2026

    61 °F

  • Average January

    73.5 °F

  • Highest 6 January, 2026

    84 °F

Climate (2021–Present)

Kahului, Kahului Airport (30.4 miles)

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  • Average Low 2021–2026

    68.8 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    85.5 °F
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