South Lake Weather Forecast

    • 63
    • 82

    Chance Rain Showers

    • 58
    • 74

    Chance Rain Showers

    • 55
    • 70

    Mostly Cloudy

    • 54
    • 69

    Mostly Sunny

    • 56
    • 70

    Mostly Sunny

    • 57
    • 72

    Partly Sunny

Today 31 May San Diego County Inland Valleys

Partly cloudy in the Morning, then mostly cloudy with a slight chance of Showers in the afternoon. Highs 85 to 88 in the western Valleys to 87 to 92 near the Foothills. Areas of Winds east 10 to 20 Mph with Gusts to 35 Mph becoming southwest with Gusts to 30 Mph in the afternoon. Chance of measurable precipitation 20 percent.

Tonight 31 May San Diego County Inland Valleys

Cloudy. A slight chance of Showers in the Evening, then a chance of Showers overnight. Lows 57 to 64. Areas of Winds northwest to 10 Mph becoming east overnight. Chance of measurable precipitation 40 percent.

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South Lake Temperature Statistics

May Temperature

Carlsbad, McClellan-Palomar Airport (6.2 miles)

  • Lowest 4 May, 2025

    53.7 °F

  • Average May

    62.9 °F

  • Highest 10 May, 2025

    81.6 °F

Climate (2020–Present)

Carlsbad, McClellan-Palomar Airport (6.2 miles)

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  • Average Low 2020–2025

    56.6 °F

  • Average 2020–2025

    62.5 °F

  • Average High 2020–2025

    68.9 °F
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