William R Mason Regional Park Weather Forecast

    • 66
    • 80

    Increasing Clouds

    • 64
    • 79

    Partly Sunny

    • 64
    • 78

    Partly Sunny

    • 66
    • 82

    Partly Sunny

    • 66
    • 80

    Partly Sunny

    • 65
    • 78

    Partly Sunny

Today 5 Jul Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs 74 to 79 at the Beaches to 79 to 84 farther inland and near higher coastal Terrain. Light Winds becoming west 10 to 15 Mph this afternoon.

Tonight 5 Jul Orange County Coastal

Mostly clear this evening. Becoming partly cloudy. Patchy dense fog. Lows 61 to 65. Areas of Winds west 10 to 15 Mph this evening becoming light.

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William R Mason Regional Park Temperature Statistics

July Temperature

John Wayne-Orange County Airport (2.5 miles)

  • Lowest 3 July, 2026

    62.1 °F

  • Average July

    69.5 °F

  • Highest 3 July, 2026

    77 °F

Climate (2021–2026)

John Wayne-Orange County Airport (2.5 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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