Sweetwater Lake Weather Forecast

    • 83
    • 90

    Increasing Clouds

    • 82
    • 90

    Becoming Sunny

    • 81
    • 90

    Mostly Sunny

    • 82
    • 89

    Mostly Sunny

    • 82
    • 90

    Mostly Sunny

    • 83
    • 90

    Mostly Sunny

    • 83
    • 90

    Mostly Sunny

Today 22 Jun Galveston Island

Mostly sunny. Near steady temperature in the upper 80s. South Winds 15 to 20 Mph. Heat index Values up to 105.

Tonight 22 Jun Galveston Island

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 80s. South Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Lake Temperature Statistics

June Temperature

Galveston, Scholes Field (1.2 miles)

  • Lowest 3 June, 2026

    76.6 °F

  • Average June

    83.6 °F

  • Highest 13 June, 2026

    90.6 °F

Climate (2021–2026)

Galveston, Scholes Field (1.2 miles)

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  • Average Low 2021–2026

    68.6 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    79.6 °F
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