Kauai Weather Forecast

    • 64
    • 71

    Rain Showers

    • 62
    • 72

    Rain Showers

    • 63
    • 71

    Rain Showers

    • 63
    • 71

    Rain Showers

    • 62
    • 71

    Rain Showers

    • 63
    • 71

    Rain Showers

Today 30 Jul Kauai Mountains

Mostly sunny with scattered Showers. Highs 77 to 86 in the Valleys to around 68 above 4000 feet. East Winds up to 15 Mph. Chance of rain 50 percent.

Tonight 30 Jul Kauai Mountains

Partly cloudy in the evening then becoming mostly cloudy. Breezy. Scattered Showers. Lows 67 to 72 in the Valleys to around 61 above 4000 feet. East Winds up to 20 Mph increasing to 10 to 25 Mph after midnight. Chance of rain 40 percent.

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Kauai Temperature Statistics

July Temperature

Lihue, Lihue Airport (13.7 miles)

  • Lowest 6 July, 2025

    72.6 °F

  • Average July

    79.8 °F

  • Highest 23 July, 2025

    87.7 °F

Climate (2020–Present)

Lihue, Lihue Airport (13.7 miles)

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  • Average Low 2020–2025

    71.7 °F

  • Average 2020–2025

    76.5 °F

  • Average High 2020–2025

    82.1 °F
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