Santiago Canyon Weather Forecast

    • 65
    • 90

    Partly Sunny

    • 59
    • 83

    Partly Sunny

    • 63
    • 86

    Partly Sunny

    • 67
    • 92

    Sunny

    • 68
    • 94

    Sunny

    • 66
    • 92

    Sunny

Today 13 Mar Orange County Inland

Mostly sunny. Highs 90 to 95. Light Winds becoming southwest 10 Mph in the afternoon.

Tonight 13 Mar Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 57 to 64. Light Winds.

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Santiago Canyon Temperature Statistics

March Temperature

John Wayne-Orange County Airport (10.6 miles)

  • Lowest 6 March, 2026

    52 °F

  • Average March

    65 °F

  • Highest 8 March, 2026

    90 °F

Climate (2021–Present)

John Wayne-Orange County Airport (10.6 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    65.8 °F

  • Average High 2021–2026

    73.5 °F
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