Newport Harbor Park Weather Forecast

    • 53
    • 68

    Decreasing Clouds

    • 55
    • 71

    Mostly Sunny

    • 56
    • 72

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 54
    • 68

    Mostly Cloudy

Today 14 Dec Orange County Coastal

Mostly cloudy with patchy fog in the morning. Becoming mostly sunny. Local visibility one quarter mile or less at Times in the morning. Highs around 68 at the Beaches to 72 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph in the afternoon.

Tonight 14 Dec Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows around 52. Light Winds.

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Newport Harbor Park Temperature Statistics

December Temperature

John Wayne-Orange County Airport (4.3 miles)

  • Lowest 6 December, 2025

    48 °F

  • Average December

    60.8 °F

  • Highest 9 December, 2025

    82 °F

Climate (2020–Present)

John Wayne-Orange County Airport (4.3 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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