O'Neill Regional Park Weather Forecast

    • 56
    • 75

    Partly Sunny

    • 57
    • 76

    Partly Sunny

    • 59
    • 78

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 59
    • 81

    Sunny

Today 7 Jun Orange County Inland

Mostly cloudy this morning. Becoming mostly sunny. Highs 74 to 77. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 7 Jun Orange County Inland

Partly cloudy in the evening. Becoming mostly cloudy. Lows 53 to 61. Areas of Winds southwest 10 Mph in the evening becoming light.

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O'Neill Regional Park Temperature Statistics

June Temperature

John Wayne-Orange County Airport (14.9 miles)

  • Lowest 2 June, 2026

    62.7 °F

  • Average June

    67.9 °F

  • Highest 1 June, 2026

    73.7 °F

Climate (2021–Present)

John Wayne-Orange County Airport (14.9 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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