Sweetwater Lake Weather Forecast

    • 78
    • 85

    Chance Rain Showers

    • 75
    • 87

    Chance Rain Showers

    • 73
    • 85

    Mostly Sunny

    • 75
    • 84

    Mostly Sunny

    • 74
    • 86

    Slight Chance Rain Showers

    • 74
    • 84

    Partly Sunny

Today 17 Oct Galveston Island

Partly sunny with a slight chance of Showers with isolated Thunderstorms. Highs in the mid 80s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 17 Oct Galveston Island

Partly cloudy. Lows in the upper 70s. Southeast Winds 10 to 15 Mph.

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Sweetwater Lake Temperature Statistics

October Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 10 October, 2025

    70 °F

  • Average October

    80 °F

  • Highest 2 October, 2025

    89.1 °F

Climate (2020–Present)

Galveston, Scholes Field (1.2 miles)

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  • Average Low 2020–2025

    68.3 °F

  • Average 2020–2025

    73.5 °F

  • Average High 2020–2025

    79.2 °F
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