Dinosaur Valley State Park Weather Forecast

    • 33
    • 57

    Sunny

    • 39
    • 68

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 41
    • 76

    Sunny

    • 44
    • 70

    Mostly Sunny

    • 49
    • 79

    Partly Sunny

Today 30 Dec Somervell

Sunny. Highs in the mid 50s. Northwest Winds around 5 Mph in the Morning, becoming light and variable.

Tonight 30 Dec Somervell

Mostly clear. Lows in the lower 30s. Southwest Winds around 5 Mph.

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Dinosaur Valley State Park Temperature Statistics

December Temperature

Granbury, Granbury Municipal Airport (13 miles)

  • Lowest 15 December, 2025

    23.5 °F

  • Average December

    45.1 °F

  • Highest 12 December, 2025

    72.5 °F

Climate (2020–Present)

Granbury, Granbury Municipal Airport (13 miles)

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  • Average Low 2020–2025

    55.8 °F

  • Average 2020–2025

    66.8 °F

  • Average High 2020–2025

    78.3 °F
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