Katy Lake Weather Forecast

    • 48
    • 57

    Increasing Clouds

    • 58
    • 70

    Partly Sunny

    • 59
    • 77

    Mostly Sunny

    • 59
    • 77

    Partly Sunny

    • 57
    • 78

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

Today 21 Dec Montague

Mostly sunny in the Morning, then becoming mostly cloudy. Much cooler with Highs in the upper 50s. Northeast Winds around 5 Mph.

Tonight 21 Dec Montague

Mostly cloudy. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Katy Lake Temperature Statistics

December Temperature

Bowie Municipal Airport (16.8 miles)

  • Lowest 2 December, 2025

    20.8 °F

  • Average December

    45.1 °F

  • Highest 17 December, 2025

    65.5 °F

Climate (2020–Present)

Bowie Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    53.5 °F

  • Average 2020–2025

    64.6 °F

  • Average High 2020–2025

    76.5 °F
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