Mustang Lake Weather Forecast

    • 82
    • 88

    Chance Thunderstorms

    • 82
    • 89

    Mostly Sunny

    • 82
    • 89

    Mostly Sunny

    • 81
    • 90

    Mostly Sunny

    • 82
    • 90

    Partly Sunny

    • 82
    • 90

    Mostly Sunny

Today 10 Aug Coastal Calhoun

Partly cloudy this Morning, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Highs around 90. South Winds around 5 Mph, increasing to southeast 10 to 15 Mph this afternoon. Chance of rain 40 percent.

Tonight 10 Aug Coastal Calhoun

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 80s. Southeast Winds 10 to 15 Mph, becoming south 5 to 10 Mph after midnight.

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Mustang Lake Temperature Statistics

August Temperature

Rockport Aransas County Airport (18.6 miles)

  • Lowest 2 August, 2026

    73.7 °F

  • Average August

    86.5 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Rockport Aransas County Airport (18.6 miles)

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  • Average Low 2021–2026

    67.7 °F

  • Average 2021–2026

    74.8 °F

  • Average High 2021–2026

    82.1 °F
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