Koloa Weather Forecast

    • 71
    • 83

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 73
    • 86

    Rain Showers

    • 71
    • 85

    Rain Showers

    • 71
    • 85

    Rain Showers

    • 71
    • 85

    Rain Showers

Today 15 May Kauai South

Mostly cloudy with scattered Showers and isolated Thunderstorms. Locally heavy rainfall possible. Highs 76 to 85. Northeast Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 15 May Kauai South

Mostly cloudy with scattered Showers in the Evening, then partly cloudy with isolated Showers after midnight. Locally heavy rainfall possible in the evening. Lows around 71. Northeast Winds around 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Koloa Temperature Statistics

May Temperature

Lihue, Lihue Airport (9.3 miles)

  • Lowest 6 May, 2026

    66.9 °F

  • Average May

    74.8 °F

  • Highest 5 May, 2026

    81 °F

Climate (2021–Present)

Lihue, Lihue Airport (9.3 miles)

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  • Average Low 2021–2026

    71.7 °F

  • Average 2021–2026

    76.5 °F

  • Average High 2021–2026

    82.1 °F
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