Polo Beach Weather Forecast

    • 77
    • 86

    Partly Sunny

    • 77
    • 86

    Mostly Cloudy

    • 76
    • 85

    Rain Showers

    • 76
    • 84

    Rain Showers

    • 76
    • 84

    Mostly Cloudy

    • 75
    • 84

    Partly Sunny

Today 21 Sep South Maui/Upcountry

Mostly sunny. Highs around 88 near the shore to around 76 near 4000 feet. Light Winds becoming west up to 10 Mph in the afternoon.

Tonight 21 Sep South Maui/Upcountry

Partly cloudy with isolated Showers. Lows around 76 near the shore to around 62 near 4000 feet. Southwest Winds up to 10 Mph in the evening becoming light. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Polo Beach Temperature Statistics

September Temperature

Kahului, Kahului Airport (14.9 miles)

  • Lowest 12 September, 2026

    66.9 °F

  • Average September

    80 °F

  • Highest 15 September, 2026

    91 °F

Climate (2021–2026)

Kahului, Kahului Airport (14.9 miles)

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  • Average Low 2021–2026

    69 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    85.3 °F
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