Pottsboro Weather Forecast

    • 61
    • 72

    Chance Rain Showers

    • 64
    • 79

    Chance Thunderstorms

    • 62
    • 83

    Rain Showers Likely

    • 51
    • 73

    Chance Rain Showers

    • 50
    • 71

    Partly Sunny

Today 31 Oct Grayson

Mostly cloudy with a 20 percent chance of rain. Highs in the lower 70s. Southeast Winds around 5 Mph.

Tonight 31 Oct Grayson

Mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pottsboro Temperature Statistics

October Temperature

Sherman/Denison, Grayson County Airport (2.5 miles)

  • Lowest 18 October, 2026

    44.2 °F

  • Average October

    68.2 °F

  • Highest 13 October, 2026

    91.4 °F

Climate (2021–2026)

Sherman/Denison, Grayson County Airport (2.5 miles)

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  • Average Low 2021–2026

    56.2 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    77.3 °F
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