Lockhart Weather Forecast

    • 50
    • 63

    Chance Rain Showers

    • 42
    • 53

    Chance Rain Showers

    • 45
    • 53

    Mostly Cloudy

    • 45
    • 69

    Mostly Sunny

    • 39
    • 70

    Mostly Sunny

    • 40
    • 64

    Mostly Sunny

Today 3 Dec Caldwell

Cloudy. A slight chance of rain Showers this afternoon. Highs in the lower 60s. South Winds around 5 Mph. Chance of rain 20 percent.

Tonight 3 Dec Caldwell

Cloudy with a chance of Showers with a slight chance of Thunderstorms. Not as cool with Lows in the upper 40s. Northeast Winds around 5 Mph, increasing to north 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 50 percent.

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Lockhart Temperature Statistics

December Temperature

San Marcos, San Marcos Municipal Airport (11.2 miles)

  • Lowest 1 December, 2025

    39.9 °F

  • Average December

    42.8 °F

  • Highest 1 December, 2025

    45 °F

Climate (2020–Present)

San Marcos, San Marcos Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    59.4 °F

  • Average 2020–2025

    70.1 °F

  • Average High 2020–2025

    81.8 °F
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