Shoalwater Bay Weather Forecast

    • 83
    • 87

    Partly Sunny

    • 82
    • 86

    Chance Thunderstorms

    • 83
    • 86

    Chance Thunderstorms

    • 83
    • 87

    Chance Thunderstorms

    • 83
    • 87

    Chance Thunderstorms

    • 82
    • 86

    Chance Thunderstorms

    • 82
    • 86

    Slight Chance Thunderstorms

Today 4 Sep Coastal Calhoun

Partly cloudy with a chance of Showers and Thunderstorms. Highs in the lower 90s. South Winds around 5 Mph, increasing to southeast this afternoon. Chance of rain 50 percent.

Tonight 4 Sep Coastal Calhoun

Partly cloudy. Lows around 80. Southeast Winds 10 to 15 Mph, becoming south around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shoalwater Bay Temperature Statistics

September Temperature

Palacios Municipal Airport (29.2 miles)

  • Lowest 1 September, 2026

    76.6 °F

  • Average September

    86.2 °F

  • Highest 1 September, 2026

    93.7 °F

Climate (2021–2026)

Palacios Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    65.6 °F

  • Average 2021–2026

    73.3 °F

  • Average High 2021–2026

    81.1 °F
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