Swan Lake Weather Forecast

    • 82
    • 93

    Decreasing Clouds

    • 82
    • 93

    Mostly Sunny

    • 81
    • 94

    Mostly Sunny

    • 80
    • 94

    Mostly Sunny

    • 80
    • 95

    Mostly Sunny

    • 81
    • 94

    Mostly Sunny

    • 81
    • 93

    Mostly Sunny

Today 18 Aug Coastal Galveston

Mostly sunny with a slight chance of Showers with isolated Thunderstorms. Near steady temperature in the lower 90s. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 117.

Tonight 18 Aug Coastal Galveston

Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows around 80. Southwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swan Lake Temperature Statistics

August Temperature

Galveston, Scholes Field (5.6 miles)

  • Lowest 10 August, 2026

    78.7 °F

  • Average August

    87.2 °F

  • Highest 2 August, 2026

    94.6 °F

Climate (2021–2026)

Galveston, Scholes Field (5.6 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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