Santiago Park Weather Forecast

    • 53
    • 68

    Sunny

    • 57
    • 77

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 59
    • 80

    Partly Sunny

    • 58
    • 79

    Partly Sunny

    • 57
    • 76

    Partly Sunny

    • 57
    • 74

    Mostly Sunny

Today 15 Oct Orange County Inland

Mostly sunny. Highs 65 to 69. Light Winds becoming west 10 Mph this afternoon.

Tonight 15 Oct Orange County Inland

Mostly clear. Lows 47 to 53. Areas of Winds west 10 Mph in the evening becoming light.

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Santiago Park Temperature Statistics

October Temperature

John Wayne-Orange County Airport (6.2 miles)

  • Lowest 5 October, 2025

    60.1 °F

  • Average October

    67.5 °F

  • Highest 10 October, 2025

    78.1 °F

Climate (2020–Present)

John Wayne-Orange County Airport (6.2 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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