Sweetwater Lake Weather Forecast

    • 71
    • 82

    Chance Thunderstorms

    • 72
    • 82

    Becoming Sunny

    • 73
    • 84

    Mostly Sunny

    • 76
    • 84

    Partly Sunny

    • 78
    • 84

    Partly Sunny

    • 79
    • 85

    Slight Chance Thunderstorms

    • 80
    • 86

    Slight Chance Thunderstorms

Today 11 May Galveston Island

Showers likely with a chance of Thunderstorms. Near steady temperature in the upper 70s. Northeast Winds around 15 Mph. Chance of rain 60 percent.

Tonight 11 May Galveston Island

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the lower 70s. Northeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

May Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 2 May, 2026

    56.6 °F

  • Average May

    73.3 °F

  • Highest 9 May, 2026

    84 °F

Climate (2021–Present)

Galveston, Scholes Field (1.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    79.5 °F
Get WillyWeather+ to remove ads