South Lake Weather Forecast

    • 62
    • 86

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 60
    • 84

    Mostly Sunny

    • 59
    • 78

    Patchy Fog

    • 60
    • 81

    Patchy Fog

    • 60
    • 82

    Patchy Fog

    • 59
    • 80

    Mostly Sunny

Today 28 Oct Orange County Inland

Mostly sunny. Warmer. Highs 84 to 88 towards the coast to 90 to 95 farther inland. Areas of Winds west 10 to 15 Mph with Gusts to 30 Mph.

Tonight 28 Oct Orange County Inland

Mostly clear. Lows 60 to 66. Areas of Winds south to 10 Mph becoming northeast with Gusts to 25 Mph overnight.

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South Lake Temperature Statistics

October Temperature

John Wayne-Orange County Airport (3.1 miles)

  • Lowest 16 October, 2025

    54 °F

  • Average October

    66.4 °F

  • Highest 18 October, 2025

    84 °F

Climate (2020–Present)

John Wayne-Orange County Airport (3.1 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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