Preston Weather Forecast

    • 47
    • 65

    Chance Rain Showers

    • 59
    • 68

    Chance Thunderstorms

    • 68
    • 77

    Chance Thunderstorms

    • 61
    • 75

    Rain Showers Likely

    • 46
    • 67

    Chance Thunderstorms

    • 50
    • 64

    Sunny

Today 7 Mar Grayson

A chance of Thunderstorms. Showers this Morning, then a chance of Showers this afternoon. Cooler with Highs in the mid 60s. Temperatures falling into the upper 50s this afternoon. North Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon. Chance of rain 90 percent.

Tonight 7 Mar Grayson

Mostly cloudy with a 30 percent chance of Showers in the Evening, then partly cloudy after midnight. Lows in the mid 40s. North Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Preston Temperature Statistics

March Temperature

Sherman/Denison, Grayson County Airport (11.2 miles)

  • Lowest 2 March, 2026

    47.1 °F

  • Average March

    66.7 °F

  • Highest 3 March, 2026

    82.4 °F

Climate (2021–Present)

Sherman/Denison, Grayson County Airport (11.2 miles)

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

  • Average Low 2021–2026

    55.7 °F

  • Average 2021–2026

    64.4 °F

  • Average High 2021–2026

    76.7 °F
Get WillyWeather+ to remove ads