Santiago Canyon Weather Forecast

    • 57
    • 75

    Breezy

    • 63
    • 91

    Breezy

    • 61
    • 91

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 56
    • 78

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

Today 27 Oct Orange County Inland

Partly cloudy this morning. Becoming sunny. Highs 74 to 77 towards the coast to 78 farther inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 27 Oct Orange County Inland

Mostly clear. Lows 56 to 59. Light Winds becoming northeast 10 to 15 Mph with Gusts to 30 Mph overnight.

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Santiago Canyon Temperature Statistics

October Temperature

John Wayne-Orange County Airport (10.6 miles)

  • Lowest 16 October, 2025

    54 °F

  • Average October

    66.5 °F

  • Highest 18 October, 2025

    84 °F

Climate (2020–Present)

John Wayne-Orange County Airport (10.6 miles)

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  • Average Low 2020–2025

    58.6 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    73.4 °F
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