William R Mason Regional Park Weather Forecast

    • 52
    • 72

    Increasing Clouds

    • 52
    • 70

    Partly Sunny

    • 56
    • 77

    Mostly Sunny

    • 61
    • 91

    Sunny

    • 60
    • 91

    Mostly Sunny

    • 56
    • 85

    Mostly Sunny

Today 9 Mar Orange County Coastal

Mostly sunny. Cooler. Highs 66 to 71. Areas of Winds southeast 10 Mph becoming southwest this afternoon.

Tonight 9 Mar Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows around 52. Areas of Winds south 10 Mph in the evening becoming light.

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  • Temperature Real-Time

William R Mason Regional Park Temperature Statistics

March Temperature

John Wayne-Orange County Airport (2.5 miles)

  • Lowest 6 March, 2026

    52 °F

  • Average March

    64.1 °F

  • Highest 1 March, 2026

    80.1 °F

Climate (2021–Present)

John Wayne-Orange County Airport (2.5 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    65.8 °F

  • Average High 2021–2026

    73.5 °F
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