Orange County Great Park Weather Forecast

    • 56
    • 72

    Mostly Cloudy

    • 56
    • 73

    Mostly Cloudy

    • 56
    • 78

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

Today 16 May Orange County Inland

Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Highs 70 to 73. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph this afternoon.

Tonight 16 May Orange County Inland

Partly cloudy. Lows 52 to 57. Areas of Winds south 10 Mph.

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Orange County Great Park Temperature Statistics

May Temperature

John Wayne-Orange County Airport (8.1 miles)

  • Lowest 6 May, 2026

    56.6 °F

  • Average May

    65.6 °F

  • Highest 11 May, 2026

    75.7 °F

Climate (2021–Present)

John Wayne-Orange County Airport (8.1 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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