Shoalwater Bay Weather Forecast

    • 82
    • 87

    Slight Chance Rain Showers

    • 82
    • 86

    Becoming Sunny

    • 83
    • 87

    Partly Sunny

    • 83
    • 87

    Slight Chance Thunderstorms

    • 83
    • 88

    Mostly Sunny

    • 83
    • 89

    Mostly Sunny

    • 82
    • 88

    Slight Chance Thunderstorms

Today 18 Sep Coastal Calhoun

Sunny. Highs in the lower 90s.

Tonight 18 Sep Coastal Calhoun

Mostly clear. Lows in the upper 70s. East Winds 10 to 15 Mph, Diminishing to 5 to 10 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

    87.6 °F

  • Highest 7 September, 2026

    95.6 °F

Climate (2021–2026)

Palacios Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    73.3 °F

  • Average High 2021–2026

    81.1 °F
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