Rancho San Joaquin Weather Forecast

    • 68
    • 91

    Mostly Sunny

    • 67
    • 85

    Partly Sunny

    • 66
    • 79

    Rain Showers Likely

    • 61
    • 75

    Rain Showers Likely

    • 58
    • 72

    Chance Rain Showers

    • 59
    • 73

    Chance Rain Showers

Today 8 Oct Orange County Coastal

Mostly sunny. Highs 83 to 86 at the Beaches to 88 to 92 farther inland and near higher coastal Terrain. Light Winds becoming west 10 to 15 Mph this afternoon.

Tonight 8 Oct Orange County Coastal

Clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows around 67. Areas of Winds west to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rancho San Joaquin Temperature Statistics

October Temperature

John Wayne-Orange County Airport (1.9 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 (1.9 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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