Clear Lake Weather Forecast

    • 79
    • 97

    Chance Thunderstorms

    • 79
    • 97

    Chance Thunderstorms

    • 79
    • 95

    Thunderstorms Likely

    • 79
    • 94

    Chance Thunderstorms

    • 79
    • 92

    Chance Thunderstorms

    • 79
    • 93

    Chance Thunderstorms

    • 79
    • 93

    Chance Thunderstorms

Today 31 Jul Coastal Harris

Partly sunny. A slight chance of Showers and Thunderstorms late this Morning, then a chance of Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 105.

Tonight 31 Jul Coastal Harris

Partly cloudy with a chance of Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 105 early this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

July Temperature

Houston / Ellington (6.2 miles)

  • Lowest 8 July, 2025

    73.4 °F

  • Average July

    84 °F

  • Highest 29 July, 2025

    96.8 °F

Climate (2020–Present)

Houston / Ellington (6.2 miles)

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  • Average Low 2020–2025

    63.7 °F

  • Average 2020–2025

    71.3 °F

  • Average High 2020–2025

    79.7 °F
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