Clear Lake Weather Forecast

    • 73
    • 91

    Decreasing Clouds

    • 73
    • 92

    Mostly Sunny

    • 77
    • 90

    Mostly Sunny

    • 78
    • 90

    Chance Thunderstorms

    • 76
    • 90

    Rain Showers Likely

    • 74
    • 88

    Rain Showers

    • 73
    • 86

    Rain Showers Likely

Today 27 Sep Lower Vermilion

Mostly cloudy. A chance of Showers in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 60 percent.

Tonight 27 Sep Lower Vermilion

Partly cloudy. Lows in the lower 70s. Southwest Winds 5 to 10 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

September Temperature

Abbeville Chris Crusta Memorial Airport (24.9 miles)

  • Lowest 6 September, 2026

    71.8 °F

  • Average September

    80.9 °F

  • Highest 7 September, 2026

    95.5 °F

Climate (2021–2026)

Abbeville Chris Crusta Memorial Airport (24.9 miles)

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  • Average Low 2021–2026

    60.1 °F

  • Average 2021–2026

    69.3 °F

  • Average High 2021–2026

    79.6 °F
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