Heisler Park Weather Forecast

    • 51
    • 65

    Sunny

    • 51
    • 65

    Mostly Sunny

    • 53
    • 66

    Mostly Sunny

    • 56
    • 69

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

    • 56
    • 70

    Mostly Sunny

Today 5 Dec Orange County Coastal

Sunny. Highs 66 to 70. Light Winds.

Tonight 5 Dec Orange County Coastal

Mostly clear. Lows 49 to 52. Light Winds.

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Heisler Park Temperature Statistics

December Temperature

John Wayne-Orange County Airport (9.9 miles)

  • Lowest 1 December, 2025

    52 °F

  • Average December

    59.7 °F

  • Highest 1 December, 2025

    66 °F

Climate (2020–Present)

John Wayne-Orange County Airport (9.9 miles)

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  • Average Low 2020–2025

    58.7 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    73.4 °F
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