Waikapuna Bay Weather Forecast

    • 75
    • 85

    Rain Showers

    • 74
    • 83

    Rain Showers

    • 74
    • 83

    Rain Showers

    • 75
    • 84

    Rain Showers

    • 76
    • 85

    Rain Showers

    • 77
    • 86

    Rain Showers

    • 77
    • 86

    Rain Showers

Today 9 Sep Big Island Southeast

Partly sunny. Scattered Showers late in the Morning, then numerous Showers and isolated Thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs 83 to 90 near the shore to 69 to 75 near 4000 feet. East Winds 10 to 15 Mph decreasing to up to 15 Mph in the afternoon. Chance of rain 70 percent.

Tonight 9 Sep Big Island Southeast

Mostly cloudy. Numerous Showers in the Evening, then scattered Showers after midnight. Locally heavy rainfall possible. Lows 71 to 77 near the shore to around 62 near 4000 feet. Northeast Winds up to 10 Mph. Chance of rain 70 percent.

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Waikapuna Bay Temperature Statistics

September Temperature

Kailua / Kona, Keahole Airport (58.4 miles)

  • Lowest 1 September, 2026

    75.9 °F

  • Average September

    82.7 °F

  • Highest 4 September, 2026

    89.1 °F

Climate (2021–2026)

Kailua / Kona, Keahole Airport (58.4 miles)

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  • Average Low 2021–2026

    73.4 °F

  • Average 2021–2026

    79.1 °F

  • Average High 2021–2026

    84.7 °F
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