Guadalupe Bay Weather Forecast

    • 81
    • 88

    Mostly Sunny

    • 81
    • 90

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

    • 81
    • 90

    Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 79
    • 86

    Chance Thunderstorms

Today 17 Aug Coastal Calhoun

Sunny. Highs in the mid 90s. South Winds 5 to 10 Mph. Heat index Values up to 110.

Tonight 17 Aug Coastal Calhoun

Mostly clear. Lows around 80. Southeast Winds 5 to 10 Mph, becoming south after midnight.

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Guadalupe Bay Temperature Statistics

August Temperature

Rockport Aransas County Airport (29.8 miles)

  • Lowest 5 August, 2025

    73.7 °F

  • Average August

    86.1 °F

  • Highest 5 August, 2025

    96.7 °F

Climate (2020–Present)

Rockport Aransas County Airport (29.8 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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