Wallace Lake Weather Forecast

    • 74
    • 95

    Partly Sunny

    • 72
    • 97

    Partly Sunny

    • 68
    • 95

    Mostly Cloudy

    • 70
    • 94

    Mostly Cloudy

    • 73
    • 96

    Partly Sunny

    • 74
    • 97

    Partly Sunny

Today 22 Sep Rockwall

Sunny, hot with Highs in the upper 90s. Northeast Winds 5 to 10 Mph.

Tonight 22 Sep Rockwall

Mostly clear. Lows in the mid 70s. Northeast Winds 5 to 10 Mph.

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Wallace Lake Temperature Statistics

September Temperature

Rockwall Municipal Airport (3.7 miles)

  • Lowest 19 September, 2026

    71.2 °F

  • Average September

    86.4 °F

  • Highest 12 September, 2026

    100.6 °F

Climate (2021–2026)

Rockwall Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    58.2 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    77.8 °F
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