O'Neill Regional Park Weather Forecast

    • 49
    • 70

    Mostly Cloudy

    • 49
    • 71

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 51
    • 63

    Slight Chance Rain

    • 53
    • 69

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

Today 14 Dec Orange County Inland

Partly cloudy. Highs 68 to 73. Light Winds.

Tonight 14 Dec Orange County Inland

Partly cloudy. Colder. Lows 40 to 48. Light Winds.

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O'Neill Regional Park Temperature Statistics

December Temperature

Santa Ana, John Wayne Airport-Orange County Airport (14.9 miles)

  • Lowest 2 December, 2018

    48 °F
  • Average December

    57.8 °F
  • Highest 4 December, 2018

    70 °F

Climate (2010–Present)

Santa Ana, John Wayne Airport-Orange County Airport (14.9 miles)

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  • Average Low 2010–Present

    58.5 °F
  • Average 2010–Present

    65.2 °F
  • Average High 2010–Present

    73.8 °F
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