Mustang Lake Weather Forecast

    • 66
    • 76

    Mostly Sunny

    • 66
    • 76

    Becoming Sunny

    • 66
    • 75

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

    • 63
    • 77

    Partly Sunny

    • 62
    • 73

    Mostly Sunny

    • 64
    • 73

    Partly Sunny

Today 23 Mar Coastal Calhoun

Partly cloudy this Morning, then becoming sunny. Patchy fog this morning. Highs in the upper 70s. Southeast Winds around 5 Mph, increasing to 5 to 10 Mph this afternoon.

Tonight 23 Mar Coastal Calhoun

Mostly clear this Evening, then becoming partly cloudy. Lows in the mid 60s. Southeast Winds 5 to 10 Mph.

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Mustang Lake Temperature Statistics

March Temperature

Rockport Aransas County Airport (18.6 miles)

  • Lowest 17 March, 2026

    43.6 °F

  • Average March

    71.3 °F

  • Highest 11 March, 2026

    89.7 °F

Climate (2021–Present)

Rockport Aransas County Airport (18.6 miles)

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  • Average Low 2021–2026

    67.5 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    81.9 °F
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