Arena Lake Weather Forecast

    • 36
    • 63

    Sunny

    • 45
    • 67

    Sunny

    • 43
    • 71

    Mostly Sunny

    • 42
    • 70

    Partly Sunny

    • 39
    • 55

    Mostly Cloudy

    • 46
    • 58

    Mostly Cloudy

Today 10 Dec Somervell

Sunny. Highs in the mid 60s. North Winds 10 to 20 Mph.

Tonight 10 Dec Somervell

Clear. Lows in the upper 30s. Northwest Winds around 5 Mph, becoming west after midnight.

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Arena Lake Temperature Statistics

December Temperature

Stephenville, Clark Field Municipal Airport (20.5 miles)

  • Lowest 2 December, 2025

    25 °F

  • Average December

    43.6 °F

  • Highest 6 December, 2025

    70 °F

Climate (2020–Present)

Stephenville, Clark Field Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    66.8 °F

  • Average High 2020–2025

    78.8 °F
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