Macho Grande Airport Weather Forecast

    • 36
    • 48

    Decreasing Clouds

    • 33
    • 55

    Mostly Sunny

    • 41
    • 66

    Mostly Sunny

    • 54
    • 71

    Partly Sunny

    • 51
    • 80

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

Today 29 Dec Williamson

Partly cloudy in the Morning, then becoming mostly cloudy. A slight chance of Sprinkles. Much cooler with Highs in the mid 40s. North Winds 15 to 20 Mph. Gusts up to 40 Mph in the morning.

Tonight 29 Dec Williamson

Mostly cloudy. Lows in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Macho Grande Airport Temperature Statistics

December Temperature

Austin Executive Airport (13 miles)

  • Lowest 15 December, 2025

    30.2 °F

  • Average December

    56.5 °F

  • Highest 26 December, 2025

    84.2 °F

Climate (2020–Present)

Austin Executive Airport (13 miles)

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  • Average Low 2020–2025

    59.4 °F

  • Average 2020–2025

    69.2 °F

  • Average High 2020–2025

    80.2 °F
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