Sweetwater Lake Weather Forecast

    • 82
    • 91

    Mostly Sunny

    • 82
    • 91

    Mostly Sunny

    • 82
    • 92

    Mostly Sunny

    • 82
    • 92

    Mostly Sunny

    • 83
    • 92

    Mostly Sunny

    • 83
    • 92

    Mostly Sunny

Today 16 Aug Galveston Island

Sunny with Highs in the upper 80s. Southwest Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 16 Aug Galveston Island

Mostly clear. Near steady temperature in the lower 80s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

August Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 10 August, 2026

    78.7 °F

  • Average August

    87.3 °F

  • Highest 2 August, 2026

    94.6 °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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