Aliso Beach County Park Weather Forecast

    • 61
    • 69

    Gradual Clearing

    • 59
    • 69

    Mostly Cloudy

    • 59
    • 69

    Mostly Cloudy

    • 60
    • 69

    Partly Sunny

    • 61
    • 69

    Partly Sunny

    • 63
    • 72

    Partly Sunny

Today 18 Jun Orange County Coastal

Mostly cloudy this morning. Becoming mostly sunny. Highs 69 to 73. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 18 Jun Orange County Coastal

Partly cloudy in the evening. Becoming cloudy. Lows around 60. Areas of Winds west 10 Mph in the evening becoming light.

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Aliso Beach County Park Temperature Statistics

June Temperature

John Wayne-Orange County Airport (13 miles)

  • Lowest 2 June, 2026

    62.7 °F

  • Average June

    69.5 °F

  • Highest 12 June, 2026

    82.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (13 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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