Marble Falls Weather Forecast

    • 63
    • 80

    Increasing Clouds

    • 63
    • 80

    Partly Sunny

    • 60
    • 80

    Partly Sunny

    • 61
    • 85

    Mostly Sunny

    • 58
    • 82

    Partly Sunny

    • 42
    • 70

    Mostly Cloudy

Today 23 Dec Burnet

Partly cloudy. Highs in the upper 70s. South Winds 10 to 15 Mph.

Tonight 23 Dec Burnet

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Marble Falls Temperature Statistics

December Temperature

Horseshoe Bay Resort Airpark (6.2 miles)

  • Lowest 15 December, 2025

    30.6 °F

  • Average December

    54.1 °F

  • Highest 20 December, 2025

    84.6 °F

Climate (2020–Present)

Horseshoe Bay Resort Airpark (6.2 miles)

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  • Average Low 2020–2025

    57.5 °F

  • Average 2020–2025

    69.2 °F

  • Average High 2020–2025

    81.6 °F
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