South Lake Weather Forecast

    • 61
    • 73

    Rain Showers

    • 57
    • 71

    Chance Rain Showers

    • 57
    • 75

    Mostly Sunny

    • 62
    • 79

    Mostly Sunny

    • 68
    • 89

    Sunny

Today 11 Oct Orange County Inland

Mostly sunny. Highs around 90.

Tonight 11 Oct Orange County Inland

Mostly cloudy with Showers. Cooler. Lows 53 to 61. Areas of Winds southwest 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Lake Temperature Statistics

October Temperature

John Wayne-Orange County Airport (3.1 miles)

  • Lowest 1 October, 2026

    67.6 °F

  • Average October

    82.5 °F

  • Highest 3 October, 2026

    102.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    59.1 °F

  • Average 2021–2026

    66.3 °F

  • Average High 2021–2026

    73.9 °F
Get WillyWeather+ to remove ads