Santiago Canyon Weather Forecast

    • 65
    • 94

    Sunny

    • 62
    • 88

    Mostly Sunny

    • 62
    • 80

    Rain Showers Likely

    • 53
    • 73

    Rain Showers Likely

    • 51
    • 68

    Chance Rain Showers

    • 52
    • 70

    Chance Rain Showers

Today 8 Oct Orange County Inland

Mostly sunny. Highs 90 to 93 towards the coast to 94 to 97 farther inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 8 Oct Orange County Inland

Mostly clear. Patchy fog overnight. Lows 64 to 69. Areas of Winds west to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santiago Canyon Temperature Statistics

October Temperature

John Wayne-Orange County Airport (10.6 miles)

  • Lowest 1 October, 2026

    67.6 °F

  • Average October

    83.9 °F

  • Highest 3 October, 2026

    102.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (10.6 miles)

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  • Average Low 2021–2026

    59.1 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    73.8 °F
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