Mustang Lake Weather Forecast

    • 56
    • 77

    Sunny

    • 60
    • 67

    Mostly Sunny

    • 65
    • 72

    Partly Sunny

    • 65
    • 74

    Mostly Sunny

    • 66
    • 74

    Partly Sunny

    • 63
    • 74

    Mostly Cloudy

    • 55
    • 73

    Mostly Cloudy

Today 3 Jan Coastal Calhoun

Sunny. Highs in the upper 70s. North Winds 10 to 15 Mph.

Tonight 3 Jan Coastal Calhoun

Mostly clear. Lows in the lower 50s. North Winds 5 to 10 Mph.

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Mustang Lake Temperature Statistics

January Temperature

Rockport Aransas County Airport (18.6 miles)

  • Lowest 1 January, 2026

    44.1 °F

  • Average January

    63 °F

  • Highest 1 January, 2026

    73 °F

Climate (2021–Present)

Rockport Aransas County Airport (18.6 miles)

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  • Average Low 2021–2026

    67.4 °F

  • Average 2021–2026

    74.3 °F

  • Average High 2021–2026

    81.7 °F
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