Hanapepe Bay Weather Forecast

    • 75
    • 85

    Partly Sunny

    • 74
    • 84

    Partly Sunny

    • 74
    • 84

    Mostly Sunny

    • 74
    • 85

    Mostly Sunny

    • 76
    • 86

    Partly Sunny

    • 77
    • 86

    Rain Showers

    • 77
    • 86

    Rain Showers

Today 11 Sep Kauai Southwest

Mostly sunny late in the morning then becoming partly sunny. Highs 85 to 91 near the shore to around 78 above 3000 feet. East Winds up to 15 Mph shifting to the north in the afternoon.

Tonight 11 Sep Kauai Southwest

Partly cloudy. Lows around 74 near the shore to around 64 above 3000 feet. Northeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hanapepe Bay Temperature Statistics

September Temperature

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

  • Lowest 1 September, 2026

    73 °F

  • Average September

    79.9 °F

  • Highest 3 September, 2026

    88 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    70 °F

  • Average 2021–2026

    76.7 °F

  • Average High 2021–2026

    83 °F
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