Santiago Canyon Weather Forecast

    • 50
    • 67

    Breezy

    • 55
    • 71

    Breezy

    • 54
    • 66

    Rain Showers

    • 54
    • 63

    Rain Showers

    • 54
    • 64

    Rain Showers Likely

    • 50
    • 63

    Chance Rain Showers

Today 29 Dec Orange County Inland

Mostly sunny. Highs 69 to 72. Areas of Winds northeast 15 to 25 Mph. Gusts to 45 Mph. Becoming 40 Mph in the afternoon.

Tonight 29 Dec Orange County Inland

Mostly clear in the evening. Becoming partly cloudy. Lows 48 to 52. Areas of Winds northeast 15 to 25 Mph. Gusts to 40 Mph. Becoming 35 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santiago Canyon Temperature Statistics

December Temperature

John Wayne-Orange County Airport (10.6 miles)

  • Lowest 6 December, 2025

    48 °F

  • Average December

    59.7 °F

  • Highest 9 December, 2025

    82 °F

Climate (2020–Present)

John Wayne-Orange County Airport (10.6 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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