Rockwall City Park Weather Forecast

    • 80
    • 106

    Slight Chance Thunderstorms

    • 79
    • 106

    Hot

    • 81
    • 105

    Hot

    • 80
    • 102

    Hot

    • 80
    • 103

    Hot

    • 77
    • 101

    Hot

Today 21 Aug Rockwall

Sunny. A less than 20 percent chance of Showers and Thunderstorms this afternoon. Hot with Highs around 104. Southwest Winds around 5 Mph. Heat index Values up to 110 this afternoon.

Tonight 21 Aug Rockwall

Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rockwall City Park Temperature Statistics

August Temperature

Rockwall Municipal Airport (0.6 miles)

  • Lowest 3 August, 2026

    70.3 °F

  • Average August

    87.6 °F

  • Highest 18 August, 2026

    102.9 °F

Climate (2021–2026)

Rockwall Municipal Airport (0.6 miles)

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  • Average Low 2021–2026

    58 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    77.7 °F
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