Aliso Beach County Park Weather Forecast

    • 64
    • 70

    Decreasing Clouds

    • 63
    • 70

    Mostly Cloudy

    • 63
    • 71

    Mostly Cloudy

    • 62
    • 71

    Mostly Cloudy

    • 63
    • 71

    Partly Sunny

    • 62
    • 71

    Mostly Cloudy

Today 20 Jul Orange County Coastal

Cloudy this morning. Becoming partly cloudy. Highs around 70 at the Beaches to 73 to 76 farther inland and near higher coastal Terrain. Areas of Winds south 10 Mph.

Tonight 20 Jul Orange County Coastal

Partly cloudy in the evening. Becoming cloudy. Lows 61 to 64. Areas of Winds south 10 Mph in the evening becoming light.

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Aliso Beach County Park Temperature Statistics

July Temperature

John Wayne-Orange County Airport (13 miles)

  • Lowest 2 July, 2025

    61.6 °F

  • Average July

    70.8 °F

  • Highest 8 July, 2025

    80.7 °F

Climate (2020–Present)

John Wayne-Orange County Airport (13 miles)

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  • Average Low 2020–2025

    58.7 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    73.6 °F
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