Rockwall Lake Weather Forecast

    • 44
    • 64

    Sunny

    • 39
    • 65

    Mostly Sunny

    • 47
    • 65

    Mostly Sunny

    • 50
    • 70

    Partly Sunny

    • 41
    • 67

    Mostly Cloudy

    • 38
    • 54

    Mostly Cloudy

Today 9 Dec Rockwall

Patchy frost this morning. Sunny. Highs in the lower 60s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 9 Dec Rockwall

Clear. Lows in the lower 40s. South Winds 5 to 10 Mph.

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Rockwall Lake Temperature Statistics

December Temperature

Rockwall Municipal Airport (3.1 miles)

  • Lowest 2 December, 2025

    29.8 °F

  • Average December

    41.3 °F

  • Highest 6 December, 2025

    53.6 °F

Climate (2020–Present)

Rockwall Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    57.4 °F

  • Average 2020–2025

    66.7 °F

  • Average High 2020–2025

    76.7 °F
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