Terrell Lake Weather Forecast

    • 35
    • 66

    Sunny

    • 49
    • 65

    Sunny

    • 43
    • 81

    Mostly Sunny

    • 46
    • 63

    Mostly Cloudy

    • 57
    • 74

    Mostly Sunny

    • 57
    • 80

    Partly Sunny

Today 18 Dec Erath

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

Tonight 18 Dec Erath

Clear. Much cooler with Lows in the mid 30s. North Winds 5 to 10 Mph.

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  • Temperature Real-Time

Terrell Lake Temperature Statistics

December Temperature

Stephenville, Clark Field Municipal Airport (3.7 miles)

  • Lowest 2 December, 2025

    25 °F

  • Average December

    46.3 °F

  • Highest 12 December, 2025

    73.8 °F

Climate (2020–Present)

Stephenville, Clark Field Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    66.9 °F

  • Average High 2020–2025

    78.9 °F
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