Corona Del Mar State Beach Weather Forecast

    • 70
    • 79

    Partly Sunny

    • 70
    • 81

    Mostly Sunny

    • 71
    • 80

    Mostly Sunny

    • 71
    • 81

    Mostly Sunny

    • 72
    • 82

    Mostly Sunny

    • 71
    • 82

    Mostly Sunny

    • 71
    • 81

    Partly Sunny

Today 21 Aug Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs 77 to 81 at the Beaches to 83 to 88 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 21 Aug Orange County Coastal

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 66 to 70. Areas of Winds south to 10 Mph this evening becoming light.

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  • Temperature Real-Time

Corona Del Mar State Beach Temperature Statistics

August Temperature

John Wayne-Orange County Airport (5.6 miles)

  • Lowest 19 August, 2026

    68 °F

  • Average August

    76.5 °F

  • Highest 9 August, 2026

    89.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (5.6 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    73.7 °F
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