Emerald Bay Weather Forecast

    • 59
    • 69

    Increasing Clouds

    • 58
    • 69

    Partly Sunny

    • 58
    • 65

    Patchy Fog

    • 58
    • 63

    Patchy Fog

    • 58
    • 67

    Mostly Sunny

    • 59
    • 66

    Patchy Fog

Today 11 Dec Orange County Coastal

Patchy fog this morning. Mostly sunny. Highs 70 to 73 at the Beaches to 74 to 78 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 11 Dec Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 52 to 55. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Emerald Bay Temperature Statistics

December Temperature

John Wayne-Orange County Airport (9.3 miles)

  • Lowest 6 December, 2025

    48 °F

  • Average December

    60.2 °F

  • Highest 9 December, 2025

    82 °F

Climate (2020–Present)

John Wayne-Orange County Airport (9.3 miles)

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  • Average Low 2020–2025

    58.7 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    73.3 °F
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