Big Mineral Public Use Area Weather Forecast

    • 68
    • 86

    Becoming Sunny

    • 53
    • 85

    Chance Rain Showers

    • 54
    • 74

    Sunny

    • 58
    • 87

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

Today 17 Oct Grayson

Sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 17 Oct Grayson

Mostly clear. A 20 percent chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph after midnight.

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Big Mineral Public Use Area Temperature Statistics

October Temperature

Sherman/Denison, Grayson County Airport (6.2 miles)

  • Lowest 11 October, 2025

    59.9 °F

  • Average October

    74.2 °F

  • Highest 12 October, 2025

    90 °F

Climate (2020–Present)

Sherman/Denison, Grayson County Airport (6.2 miles)

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  • Average Low 2020–2025

    55.3 °F

  • Average 2020–2025

    64 °F

  • Average High 2020–2025

    76.2 °F
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