Hanalei Bay Weather Forecast

    • 71
    • 84

    Rain Showers

    • 71
    • 84

    Rain Showers

    • 71
    • 84

    Rain Showers

    • 72
    • 83

    Rain Showers

    • 72
    • 84

    Rain Showers

    • 72
    • 83

    Rain Showers

    • 72
    • 83

    Rain Showers

Today 13 Sep Kauai North

Partly sunny with scattered Showers in the Morning, then mostly sunny with isolated Showers in the afternoon. Highs 80 to 89. East Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 13 Sep Kauai North

Partly cloudy with isolated Showers. Lows 66 to 74. East Winds 10 to 15 Mph decreasing to up to 15 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hanalei Bay Temperature Statistics

September Temperature

Lihue, Lihue Airport (18.6 miles)

  • Lowest 7 September, 2025

    71.1 °F

  • Average September

    79.3 °F

  • Highest 2 September, 2025

    84.9 °F

Climate (2020–Present)

Lihue, Lihue Airport (18.6 miles)

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  • Average Low 2020–2025

    71.8 °F

  • Average 2020–2025

    76.5 °F

  • Average High 2020–2025

    82.1 °F
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