Hanapepe Bay Weather Forecast

    • 76
    • 86

    Rain Showers

    • 77
    • 87

    Rain Showers

    • 77
    • 87

    Rain Showers

    • 77
    • 87

    Rain Showers

    • 77
    • 87

    Mostly Cloudy

    • 77
    • 87

    Mostly Cloudy

Today 8 Sep Kauai Southwest

Partly sunny. Isolated Showers in the Morning, then scattered Showers in the afternoon. Highs 86 to 91 near the shore to around 77 above 3000 feet. East Winds up to 15 Mph shifting to the south in the afternoon. Chance of rain 50 percent.

Tonight 8 Sep Kauai Southwest

Partly cloudy. Isolated Showers after midnight. Lows 71 to 76 near the shore to around 62 above 3000 feet. Northeast Winds up to 15 Mph in the evening becoming light. Chance of rain 20 percent.

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Hanapepe Bay Temperature Statistics

September Temperature

Kekaha, Pacific Missile Test Facility Barking Sands (15.5 miles)

  • Lowest 5 September, 2025

    70 °F

  • Average September

    79.7 °F

  • Highest 1 September, 2025

    88 °F

Climate (2020–Present)

Kekaha, Pacific Missile Test Facility Barking Sands (15.5 miles)

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  • Average Low 2020–2025

    69.9 °F

  • Average 2020–2025

    76.7 °F

  • Average High 2020–2025

    83.1 °F
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