Castell Weather Forecast

    • 32
    • 45

    Decreasing Clouds

    • 42
    • 58

    Mostly Cloudy

    • 50
    • 66

    Mostly Cloudy

    • 52
    • 76

    Partly Sunny

    • 37
    • 77

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

Today 14 Dec Llano

Cloudy this Morning, then becoming partly cloudy. Much cooler with Highs in the mid 40s. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 14 Dec Llano

Mostly clear. Cold with Lows in the upper 20s. Northeast Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Castell Temperature Statistics

December Temperature

Llano, Llano Municipal Airport (18 miles)

  • Lowest 2 December, 2025

    26.6 °F

  • Average December

    47.9 °F

  • Highest 6 December, 2025

    77 °F

Climate (2020–Present)

Llano, Llano Municipal Airport (18 miles)

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  • Average Low 2020–2025

    55.2 °F

  • Average 2020–2025

    68.1 °F

  • Average High 2020–2025

    81.5 °F
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