Wailea Beach Weather Forecast

    • 72
    • 82

    Mostly Sunny

    • 70
    • 82

    Mostly Sunny

    • 70
    • 81

    Mostly Sunny

    • 70
    • 81

    Partly Sunny

    • 71
    • 81

    Partly Sunny

    • 71
    • 82

    Mostly Cloudy

Today 20 May South Maui/Upcountry

Sunny. Isolated Showers in the morning. Highs around 83 near the shore to around 71 near 4000 feet. Northeast Winds up to 10 Mph. Chance of rain 20 percent.

Tonight 20 May South Maui/Upcountry

Mostly clear. Lows 67 to 72 near the shore to around 57 near 4000 feet. Northeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wailea Beach Temperature Statistics

May Temperature

Kahului, Kahului Airport (14.3 miles)

  • Lowest 6 May, 2026

    64.9 °F

  • Average May

    76.4 °F

  • Highest 17 May, 2026

    89.1 °F

Climate (2021–Present)

Kahului, Kahului Airport (14.3 miles)

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  • Average Low 2021–2026

    68.9 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    85.4 °F
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