San Antonio Bay - Swan Point Weather Forecast

    • 82
    • 90

    Mostly Sunny

    • 82
    • 88

    Slight Chance Thunderstorms

    • 82
    • 88

    Slight Chance Thunderstorms

    • 83
    • 87

    Slight Chance Thunderstorms

    • 82
    • 87

    Mostly Sunny

    • 83
    • 87

    Mostly Sunny

    • 83
    • 87

    Slight Chance Thunderstorms

Today 3 Aug Coastal Calhoun

Partly cloudy. A slight chance of Showers and Thunderstorms this morning. Highs in the lower 90s. West Winds around 5 Mph, increasing to southeast this afternoon. Chance of rain 20 percent. Heat index Values up to 110.

Tonight 3 Aug Coastal Calhoun

Mostly clear. Lows around 80. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Antonio Bay - Swan Point Temperature Statistics

August Temperature

Rockport Aransas County Airport (29.2 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 (29.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    67 °F

  • Average 2020–2025

    74 °F

  • Average High 2020–2025

    81.5 °F
Get WillyWeather+ to remove ads