Diamond Head Beach Weather Forecast

    • 76
    • 86

    Partly Sunny

    • 77
    • 86

    Rain Showers

    • 77
    • 86

    Partly Sunny

    • 77
    • 86

    Breezy

    • 77
    • 86

    Rain Showers

    • 77
    • 86

    Rain Showers

Today 15 Sep Honolulu Metro

Mostly sunny with isolated Showers. Highs around 87. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 15 Sep Honolulu Metro

Partly cloudy in the evening then becoming mostly cloudy. Isolated Showers. Lows around 76. Northeast Winds around 15 Mph. Chance of rain 20 percent.

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Diamond Head Beach Temperature Statistics

September Temperature

Daniel K Inouye International Airport (9.9 miles)

  • Lowest 5 September, 2025

    73 °F

  • Average September

    81.2 °F

  • Highest 5 September, 2025

    90 °F

Climate (2020–Present)

Daniel K Inouye International Airport (9.9 miles)

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  • Average Low 2020–2025

    72.6 °F

  • Average 2020–2025

    78.2 °F

  • Average High 2020–2025

    85 °F
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