Diamond J Airport Weather Forecast

    • 46
    • 58

    Gradual Clearing

    • 55
    • 64

    Mostly Cloudy

    • 35
    • 63

    Mostly Sunny

    • 49
    • 59

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 48
    • 69

    Partly Sunny

Today 16 Dec Grayson

Mostly cloudy. A chance of Sprinkles this afternoon. Highs in the upper 50s. South Winds around 10 Mph.

Tonight 16 Dec Grayson

Partly cloudy. Lows in the mid 40s. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond J Airport Temperature Statistics

December Temperature

Sherman/Denison, Grayson County Airport (6.8 miles)

  • Lowest 2 December, 2025

    23.7 °F

  • Average December

    41.8 °F

  • Highest 12 December, 2025

    68 °F

Climate (2020–Present)

Sherman/Denison, Grayson County Airport (6.8 miles)

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

  • Average Low 2020–2025

    55.4 °F

  • Average 2020–2025

    64 °F

  • Average High 2020–2025

    76.3 °F
Get WillyWeather+ to remove ads