South Pass Lake Weather Forecast

    • 81
    • 87

    Mostly Sunny

    • 81
    • 89

    Slight Chance Thunderstorms

    • 81
    • 88

    Slight Chance Thunderstorms

    • 82
    • 89

    Slight Chance Thunderstorms

    • 81
    • 88

    Mostly Sunny

    • 82
    • 88

    Mostly Sunny

    • 81
    • 88

    Slight Chance Thunderstorms

Today 3 Aug Calhoun Islands

Partly cloudy with a slight chance of Showers and Thunderstorms this Morning, then sunny this afternoon. Highs around 90. Southwest Winds 5 to 10 Mph, becoming south this afternoon. Chance of rain 20 percent.

Tonight 3 Aug Calhoun Islands

Mostly clear. Lows in the lower 80s. South Winds 5 to 10 Mph.

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South Pass Lake Temperature Statistics

August Temperature

Rockport Aransas County Airport (31.1 miles)

  • Lowest 1 August, 2025

    81 °F

  • Average August

    86.1 °F

  • Highest 1 August, 2025

    93 °F

Climate (2020–Present)

Rockport Aransas County Airport (31.1 miles)

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  • Average Low 2020–2025

    67 °F

  • Average 2020–2025

    74 °F

  • Average High 2020–2025

    81.5 °F
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