Santos Bay Weather Forecast

    • 72
    • 80

    Rain Showers

    • 73
    • 80

    Mostly Cloudy

    • 73
    • 80

    Partly Sunny

    • 72
    • 81

    Mostly Sunny

    • 72
    • 80

    Partly Sunny

    • 71
    • 79

    Partly Sunny

Today 18 Dec Kahoolawe

Partly sunny with scattered Showers. Highs 78 to 83. South Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 18 Dec Kahoolawe

Mostly cloudy. Scattered Showers in the Evening, then isolated Showers after midnight. Locally heavy rainfall possible after midnight. Lows around 70. South Winds around 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santos Bay Temperature Statistics

December Temperature

Kahului, Kahului Airport (22.4 miles)

  • Lowest 2 December, 2025

    61 °F

  • Average December

    74.9 °F

  • Highest 4 December, 2025

    87.1 °F

Climate (2020–Present)

Kahului, Kahului Airport (22.4 miles)

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  • Average Low 2020–2025

    68.8 °F

  • Average 2020–2025

    76.7 °F

  • Average High 2020–2025

    85.5 °F
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