Clear Lake Weather Forecast

    • 68
    • 87

    Slight Chance Rain Showers

    • 69
    • 85

    Rain Showers

    • 67
    • 81

    Rain Showers

    • 63
    • 83

    Slight Chance Rain Showers

    • 64
    • 84

    Slight Chance Rain Showers

    • 60
    • 83

    Mostly Sunny

Today 23 Oct Fort Bend

Mostly sunny. A slight chance of Showers in the afternoon. Highs in the upper 80s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 23 Oct Fort Bend

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 60s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

October Temperature

Houston Southwest Airport (0.6 miles)

  • Lowest 20 October, 2025

    55.6 °F

  • Average October

    77.3 °F

  • Highest 8 October, 2025

    94.3 °F

Climate (2020–Present)

Houston Southwest Airport (0.6 miles)

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  • Average Low 2020–2025

    61 °F

  • Average 2020–2025

    70.5 °F

  • Average High 2020–2025

    81 °F
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