Clear Lake Weather Forecast

    • 61
    • 84

    Mostly Sunny

    • 63
    • 86

    Partly Sunny

    • 64
    • 86

    Partly Sunny

    • 64
    • 86

    Mostly Sunny

    • 63
    • 85

    Mostly Sunny

    • 60
    • 87

    Partly Sunny

Today 22 Mar Fort Bend

Patchy fog in the morning. Sunny. Highs in the mid 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Mar Fort Bend

Partly cloudy. Patchy fog. Near steady temperature in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

March Temperature

Houston Southwest Airport (0.6 miles)

  • Lowest 18 March, 2026

    38.5 °F

  • Average March

    69.3 °F

  • Highest 6 March, 2026

    85.8 °F

Climate (2021–Present)

Houston Southwest Airport (0.6 miles)

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  • Average Low 2021–2026

    61.7 °F

  • Average 2021–2026

    71.2 °F

  • Average High 2021–2026

    81.6 °F
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