Ashburn Weather Forecast

    • 48
    • 63

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

    • 51
    • 64

    Mostly Cloudy

    • 60
    • 73

    Partly Sunny

    • 59
    • 78

    Partly Sunny

    • 59
    • 77

    Partly Sunny

Today 19 Dec Collin

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

Tonight 19 Dec Collin

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

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashburn Temperature Statistics

December Temperature

McKinney - McKinney National Airport (9.9 miles)

  • Lowest 15 December, 2025

    23 °F

  • Average December

    44.9 °F

  • Highest 12 December, 2025

    70 °F

Climate (2020–Present)

McKinney - McKinney National Airport (9.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    56 °F

  • Average 2020–2025

    66.6 °F

  • Average High 2020–2025

    77.5 °F
Get WillyWeather+ to remove ads