Clear Lake Weather Forecast

    • 79
    • 90

    Rain Showers Likely

    • 80
    • 92

    Mostly Sunny

    • 80
    • 94

    Mostly Sunny

    • 80
    • 93

    Mostly Sunny

    • 79
    • 93

    Mostly Sunny

    • 78
    • 93

    Mostly Sunny

Today 10 Aug Coastal Galveston

Showers likely. A chance of Thunderstorms, mainly this morning. Highs around 90. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 10 Aug Coastal Galveston

Mostly clear. Humid with Lows around 80. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

August Temperature

Houston / Ellington (6.8 miles)

  • Lowest 4 August, 2026

    75.2 °F

  • Average August

    85.8 °F

  • Highest 1 August, 2026

    95 °F

Climate (2021–2026)

Houston / Ellington (6.8 miles)

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  • Average Low 2021–2026

    64.3 °F

  • Average 2021–2026

    72 °F

  • Average High 2021–2026

    80.4 °F
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