Georgetown Municipal Airport Weather Forecast

    • 41
    • 69

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 46
    • 83

    Sunny

    • 45
    • 72

    Sunny

    • 53
    • 76

    Partly Sunny

    • 52
    • 76

    Mostly Cloudy

Today 31 Dec Williamson

Sunny. Not as cool with Highs in the upper 60s. West Winds 5 to 10 Mph.

Tonight 31 Dec Williamson

Mostly clear. Lows in the lower 40s. Southwest Winds around 5 Mph.

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Georgetown Municipal Airport Temperature Statistics

December Temperature

Georgetown, Georgetown Municipal Airport (0 miles)

  • Lowest 15 December, 2025

    28 °F

  • Average December

    56.8 °F

  • Highest 26 December, 2025

    84.9 °F

Climate (2020–Present)

Georgetown, Georgetown Municipal Airport (0 miles)

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  • Average Low 2020–2025

    59 °F

  • Average 2020–2025

    69.3 °F

  • Average High 2020–2025

    80.2 °F
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