Guadalupe Bay Weather Forecast

    • 82
    • 88

    Decreasing Clouds

    • 83
    • 88

    Mostly Sunny

    • 82
    • 87

    Partly Sunny

    • 80
    • 87

    Slight Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 80
    • 90

    Slight Chance Thunderstorms

    • 80
    • 90

    Slight Chance Thunderstorms

Today 1 Sep Coastal Calhoun

Partly cloudy this Morning, then becoming mostly cloudy. A slight chance of Showers and Thunderstorms. Highs in the lower 90s. Northwest Winds around 5 Mph, increasing to southeast this afternoon. Chance of rain 20 percent.

Tonight 1 Sep Coastal Calhoun

Partly cloudy. Lows in the lower 80s. South Winds 5 to 10 Mph.

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Guadalupe Bay Temperature Statistics

September Temperature

Rockport Aransas County Airport (29.8 miles)

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Climate (2021–2026)

Rockport Aransas County Airport (29.8 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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