Clear Lake Weather Forecast

    • 66
    • 79

    Mostly Cloudy

    • 64
    • 81

    Partly Sunny

    • 64
    • 80

    Mostly Sunny

    • 62
    • 82

    Mostly Sunny

    • 61
    • 78

    Mostly Sunny

    • 65
    • 78

    Partly Sunny

    • 66
    • 80

    Partly Sunny

Today 24 Mar Coastal Galveston

Mostly sunny. Near steady temperature in the mid 70s. Southeast Winds around 10 Mph.

Tonight 24 Mar Coastal Galveston

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

March Temperature

Houston / Ellington (6.8 miles)

  • Lowest 13 March, 2026

    46.4 °F

  • Average March

    69.2 °F

  • Highest 21 March, 2026

    84.2 °F

Climate (2021–Present)

Houston / Ellington (6.8 miles)

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  • Average Low 2021–2026

    64.1 °F

  • Average 2021–2026

    71.8 °F

  • Average High 2021–2026

    80.3 °F
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