William R Mason Regional Park Weather Forecast

    • 69
    • 85

    Decreasing Clouds

    • 69
    • 86

    Partly Sunny

    • 69
    • 85

    Partly Sunny

    • 69
    • 85

    Mostly Sunny

    • 68
    • 85

    Mostly Sunny

    • 68
    • 86

    Mostly Sunny

Today 25 Jul Orange County Coastal

Patchy fog this morning. Partly cloudy. Highs 75 to 80 at the Beaches to 82 to 87 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 25 Jul Orange County Coastal

Partly cloudy. Lows 66 to 70. Areas of Winds southwest to 10 Mph in the 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

    62.7 °F

  • Average July

    73.6 °F

  • Highest 15 July, 2026

    86.6 °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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