Port Alto Weather Forecast

    • 68
    • 75

    Dense Fog

    • 68
    • 75

    Dense Fog

    • 68
    • 75

    Patchy Fog

    • 48
    • 75

    Chance Thunderstorms

    • 38
    • 58

    Breezy

    • 39
    • 50

    Mostly Cloudy

    • 47
    • 57

    Partly Sunny

Today 25 Dec Coastal Calhoun

Mostly cloudy late this Morning, then clearing. Patchy fog late this morning. A slight chance of Showers this afternoon. Near steady temperature in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 25 Dec Coastal Calhoun

Mostly cloudy. Patchy fog in the Evening, then Areas of fog after midnight. Near steady temperature in the upper 60s. South Winds 5 to 10 Mph.

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Port Alto Temperature Statistics

December Temperature

Palacios Municipal Airport (10.6 miles)

  • Lowest 15 December, 2025

    35.1 °F

  • Average December

    59.5 °F

  • Highest 23 December, 2025

    80.1 °F

Climate (2020–Present)

Palacios Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    65.1 °F

  • Average 2020–2025

    72.7 °F

  • Average High 2020–2025

    80.6 °F
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