Coon Island Bay Weather Forecast

    • 76
    • 88

    Slight Chance Thunderstorms

    • 75
    • 88

    Mostly Sunny

    • 78
    • 89

    Chance Thunderstorms

    • 79
    • 87

    Chance Thunderstorms

    • 79
    • 87

    Thunderstorms Likely

    • 76
    • 87

    Thunderstorms Likely

Today 18 Sep Coastal Matagorda

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. Southeast Winds around 10 Mph. Chance of rain 20 percent.

Tonight 18 Sep Coastal Matagorda

Partly cloudy. Lows in the lower 70s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coon Island Bay Temperature Statistics

September Temperature

Palacios Municipal Airport (5 miles)

  • Lowest 10 September, 2025

    66 °F

  • Average September

    82 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Palacios Municipal Airport (5 miles)

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  • Average Low 2020–2025

    64.8 °F

  • Average 2020–2025

    72.4 °F

  • Average High 2020–2025

    80.3 °F
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