San Leon Weather Forecast

    • 84
    • 88

    Chance Thunderstorms

    • 84
    • 91

    Mostly Sunny

    • 84
    • 91

    Mostly Sunny

    • 85
    • 91

    Mostly Sunny

    • 84
    • 91

    Mostly Sunny

    • 82
    • 91

    Mostly Sunny

Today 10 Aug Coastal Galveston

A chance of Thunderstorms. Showers Early, then a chance of Showers. Near steady temperature in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 10 Aug Coastal Galveston

Partly cloudy in the Evening, then clearing. Humid with Lows around 80. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Leon Temperature Statistics

August Temperature

Galveston, Scholes Field (14.9 miles)

  • Lowest 3 August, 2026

    80.7 °F

  • Average August

    87.2 °F

  • Highest 2 August, 2026

    94.6 °F

Climate (2021–2026)

Galveston, Scholes Field (14.9 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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