Cornerstone Village Weather Forecast

    • 52
    • 71

    Patchy Fog

    • 54
    • 70

    Mostly Cloudy

    • 57
    • 69

    Rain Showers

    • 56
    • 65

    Rain Showers

    • 54
    • 67

    Rain Showers

    • 52
    • 65

    Rain Showers Likely

Today 21 Dec Orange County Inland

Mostly cloudy with patchy fog in the morning. Becoming partly cloudy. Highs 69 to 72. Light Winds.

Tonight 21 Dec Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 49 to 52. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornerstone Village Temperature Statistics

December Temperature

John Wayne-Orange County Airport (3.1 miles)

  • Lowest 6 December, 2025

    48 °F

  • Average December

    59.8 °F

  • Highest 9 December, 2025

    82 °F

Climate (2020–Present)

John Wayne-Orange County Airport (3.1 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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