Sweetwater Lake Weather Forecast

    • 73
    • 76

    Rain Showers Likely

    • 72
    • 80

    Rain Showers Likely

    • 73
    • 80

    Slight Chance Thunderstorms

    • 74
    • 82

    Slight Chance Thunderstorms

    • 75
    • 83

    Slight Chance Thunderstorms

    • 75
    • 83

    Mostly Cloudy

    • 74
    • 84

    Slight Chance Thunderstorms

Today 21 Apr Galveston Island

Showers likely with a chance of Thunderstorms. Near steady temperature in the mid 70s. Southeast Winds 15 to 20 Mph. Chance of rain 70 percent.

Tonight 21 Apr Galveston Island

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly this evening. Near steady temperature in the lower 70s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

April Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 19 April, 2026

    54 °F

  • Average April

    74.5 °F

  • Highest 16 April, 2026

    83.6 °F

Climate (2021–Present)

Galveston, Scholes Field (1.2 miles)

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    79.5 °F
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