Ke'ei Beach Weather Forecast

    • 73
    • 88

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 72
    • 86

    Mostly Cloudy

    • 73
    • 86

    Partly Sunny

    • 73
    • 87

    Rain Showers

    • 73
    • 86

    Rain Showers

Today 17 Sep Kona

Partly sunny. Isolated Showers in the Morning, then scattered Showers in the afternoon. Highs 70 to 90. Light Winds becoming north up to 10 Mph in the afternoon. Chance of rain 30 percent.

Tonight 17 Sep Kona

Mostly cloudy with scattered Showers and slight chance of Thunderstorms in the Evening, then partly cloudy with isolated Showers after midnight. Lows 71 to 78 near the shore to 57 to 62 near 5000 feet. Light Winds. Chance of rain 50 percent.

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Ke'ei Beach Temperature Statistics

September Temperature

Kailua / Kona, Keahole Airport (20.5 miles)

  • Lowest 1 September, 2026

    75.9 °F

  • Average September

    82.2 °F

  • Highest 4 September, 2026

    89.1 °F

Climate (2021–2026)

Kailua / Kona, Keahole Airport (20.5 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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