Orange County Great Park Weather Forecast

    • 58
    • 79

    Mostly Cloudy

    • 56
    • 73

    Chance Rain Showers

    • 55
    • 71

    Mostly Cloudy

    • 52
    • 72

    Partly Sunny

    • 56
    • 80

    Partly Sunny

    • 57
    • 84

    Partly Sunny

    • 57
    • 85

    Sunny

Today 30 Mar Orange County Inland

Patchy fog this morning. Partly cloudy. Local visibility one quarter mile or less at Times this morning. Highs around 77 towards the coast to 79 to 82 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 30 Mar Orange County Inland

Partly cloudy this evening. Becoming mostly cloudy. Lows 54 to 58. Areas of Winds south 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Orange County Great Park Temperature Statistics

March Temperature

John Wayne-Orange County Airport (8.1 miles)

  • Lowest 6 March, 2026

    52 °F

  • Average March

    69 °F

  • Highest 17 March, 2026

    95.6 °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

    65.9 °F

  • Average High 2021–2026

    73.7 °F
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