Swan Lake Weather Forecast

    • 61
    • 71

    Rain Showers Likely

    • 61
    • 71

    Rain Showers

    • 50
    • 77

    Partly Sunny

    • 56
    • 68

    Mostly Sunny

    • 63
    • 77

    Mostly Sunny

    • 64
    • 79

    Partly Sunny

    • 62
    • 78

    Partly Sunny

Today 16 Dec Coastal Aransas

Mostly cloudy. Not as cool with Highs around 70. East Winds 5 to 10 Mph.

Tonight 16 Dec Coastal Aransas

Cloudy. A slight chance of Showers and Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Patchy fog after midnight. Not as cool with Lows around 60. Southeast Winds around 5 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swan Lake Temperature Statistics

December Temperature

Rockport Aransas County Airport (7.5 miles)

  • Lowest 2 December, 2025

    42.1 °F

  • Average December

    57.6 °F

  • Highest 7 December, 2025

    80.1 °F

Climate (2020–Present)

Rockport Aransas County Airport (7.5 miles)

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  • Average Low 2020–2025

    67.3 °F

  • Average 2020–2025

    74.3 °F

  • Average High 2020–2025

    81.6 °F
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