Flower Mound Weather Forecast

    • 49
    • 64

    Mostly Sunny

    • 48
    • 77

    Mostly Sunny

    • 51
    • 62

    Mostly Cloudy

    • 60
    • 74

    Mostly Sunny

    • 60
    • 77

    Partly Sunny

    • 60
    • 78

    Partly Sunny

Today 19 Dec Denton

Sunny. Highs in the lower 60s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 19 Dec Denton

Mostly clear. Not as cool with Lows in the upper 40s. South Winds 10 to 15 Mph.

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Flower Mound Temperature Statistics

December Temperature

Dallas/Fort Worth International Airport (9.3 miles)

  • Lowest 15 December, 2025

    28.9 °F

  • Average December

    46.9 °F

  • Highest 12 December, 2025

    71.1 °F

Climate (2020–Present)

Dallas/Fort Worth International Airport (9.3 miles)

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  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    68.8 °F

  • Average High 2020–2025

    79 °F
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