Hagerman National Wildlife Refuge Weather Forecast

    • 78
    • 102

    Hot

    • 78
    • 101

    Hot

    • 77
    • 102

    Hot

    • 77
    • 103

    Hot

    • 78
    • 103

    Hot

    • 78
    • 103

    Hot

    • 77
    • 102

    Hot

Today 14 Aug Grayson

Sunny, hot with Highs around 101. South Winds 10 to 15 Mph. Heat index Values up to 105.

Tonight 14 Aug Grayson

Mostly clear. Lows in the upper 70s. South Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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  • Temperature Real-Time

Hagerman National Wildlife Refuge Temperature Statistics

August Temperature

Sherman/Denison, Grayson County Airport (6.8 miles)

  • Lowest 3 August, 2026

    66.6 °F

  • Average August

    84.8 °F

  • Highest 7 August, 2026

    102.2 °F

Climate (2021–2026)

Sherman/Denison, Grayson County Airport (6.8 miles)

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  • Average Low 2021–2026

    55.9 °F

  • Average 2021–2026

    64.7 °F

  • Average High 2021–2026

    77.1 °F
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