Big Dam Bayou Weather Forecast

    • 80
    • 91

    Partly Sunny

    • 79
    • 90

    Rain Showers Likely

    • 77
    • 90

    Rain Showers Likely

    • 77
    • 89

    Chance Thunderstorms

    • 76
    • 89

    Chance Rain Showers

    • 78
    • 90

    Chance Rain Showers

Today 5 Sep Coastal Calhoun

Partly cloudy this Morning, then becoming sunny. Highs in the lower 90s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 5 Sep Coastal Calhoun

Partly cloudy. Lows in the upper 70s. Southeast Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Dam Bayou Temperature Statistics

September Temperature

Palacios Municipal Airport (20.5 miles)

  • Lowest 3 September, 2025

    75 °F

  • Average September

    82.9 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Palacios Municipal Airport (20.5 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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