Honaunau Bay Weather Forecast

    • 75
    • 89

    Breezy

    • 75
    • 89

    Increasing Clouds

    • 74
    • 88

    Rain Showers

    • 74
    • 87

    Rain Showers

    • 74
    • 88

    Rain Showers

    • 73
    • 88

    Rain Showers

    • 73
    • 88

    Rain Showers

Today 27 Sep Kauai Southwest

Mostly sunny with isolated Showers. Highs 75 to 89. Light Winds becoming northeast around 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 27 Sep Kauai Southwest

Mostly cloudy. Breezy. Isolated Showers in the evening. Lows around 76 near the shore to around 66 above 3000 feet. East Winds 10 to 25 Mph decreasing to up to 25 Mph after midnight. Gusts up to 50 Mph decreasing to 45 Mph after midnight. Chance of rain 20 percent.

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Honaunau Bay Temperature Statistics

September Temperature

Kekaha, Pacific Missile Test Facility Barking Sands (10.6 miles)

  • Lowest 15 September, 2026

    71.1 °F

  • Average September

    79.9 °F

  • Highest 3 September, 2026

    88 °F

Climate (2021–2026)

Kekaha, Pacific Missile Test Facility Barking Sands (10.6 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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