South Shore Harbor Weather Forecast

    • 50
    • 76

    Decreasing Clouds

    • 53
    • 63

    Mostly Sunny

    • 64
    • 77

    Partly Sunny

    • 63
    • 77

    Mostly Cloudy

    • 62
    • 75

    Partly Sunny

    • 61
    • 75

    Patchy Fog

Today 18 Dec Coastal Galveston

Areas of dense fog in the morning. Partly sunny. Highs in the mid 70s. South Winds 5 to 10 Mph, becoming west in the afternoon.

Tonight 18 Dec Coastal Galveston

Mostly clear. Cooler. Less humid with Lows in the lower 50s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

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South Shore Harbor Temperature Statistics

December Temperature

Houston / Ellington (6.8 miles)

  • Lowest 15 December, 2025

    32 °F

  • Average December

    54.1 °F

  • Highest 13 December, 2025

    78.8 °F

Climate (2020–Present)

Houston / Ellington (6.8 miles)

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  • Average Low 2020–2025

    63.8 °F

  • Average 2020–2025

    71.5 °F

  • Average High 2020–2025

    79.9 °F
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