Casa De Santiago Weather Forecast

    • 69
    • 87

    Mostly Sunny

    • 70
    • 88

    Partly Sunny

    • 70
    • 87

    Partly Sunny

    • 69
    • 87

    Partly Sunny

    • 69
    • 87

    Mostly Sunny

    • 69
    • 87

    Mostly Sunny

    • 69
    • 88

    Mostly Sunny

Today 24 Jul Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 84 to 88 towards the coast to 92 to 95 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 24 Jul Orange County Inland

Mostly clear. Patchy fog overnight. Lows 64 to 69. Areas of Winds south to 10 Mph this evening becoming light.

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Casa De Santiago Temperature Statistics

July Temperature

John Wayne-Orange County Airport (6.2 miles)

  • Lowest 3 July, 2026

    62.7 °F

  • Average July

    73.5 °F

  • Highest 15 July, 2026

    86.6 °F

Climate (2021–2026)

John Wayne-Orange County Airport (6.2 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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