Sweetwater Lake Weather Forecast

    • 80
    • 87

    Chance Thunderstorms

    • 78
    • 85

    Partly Sunny

    • 75
    • 85

    Chance Rain Showers

    • 69
    • 85

    Breezy

    • 68
    • 79

    Mostly Sunny

    • 73
    • 80

    Slight Chance Thunderstorms

Today 13 Oct Galveston Island

Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. South Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 13 Oct Galveston Island

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid. Near steady temperature in the lower 80s. Southeast Winds 15 to 20 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

October Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 5 October, 2026

    73.7 °F

  • Average October

    82.4 °F

  • Highest 1 October, 2026

    92.6 °F

Climate (2021–2026)

Galveston, Scholes Field (1.2 miles)

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    79.6 °F
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