Dinosaur Valley State Park Weather Forecast

    • 77
    • 102

    Hot

    • 76
    • 103

    Hot

    • 76
    • 101

    Hot

    • 73
    • 99

    Hot

    • 72
    • 99

    Hot

    • 72
    • 99

    Hot

Today 14 Sep Somervell

Sunny, hot with Highs around 101. South Winds 5 to 10 Mph. Heat index Values up to 105.

Tonight 14 Sep Somervell

Clear. Lows in the mid 70s. South Winds 5 to 10 Mph.

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Dinosaur Valley State Park Temperature Statistics

September Temperature

Granbury, Granbury Municipal Airport (13 miles)

  • Lowest 11 September, 2026

    71.6 °F

  • Average September

    87.2 °F

  • Highest 12 September, 2026

    104 °F

Climate (2021–2026)

Granbury, Granbury Municipal Airport (13 miles)

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  • Average Low 2021–2026

    56.3 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    79.3 °F
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