Clear Lake Weather Forecast

    • 45
    • 64

    Increasing Clouds

    • 43
    • 57

    Rain Showers

    • 43
    • 59

    Mostly Cloudy

    • 43
    • 61

    Partly Sunny

    • 45
    • 65

    Mostly Cloudy

    • 47
    • 64

    Slight Chance Rain Showers

Today 19 Sep Jefferson

Some patchy fog Early, otherwise mostly sunny. Highs in the mid 60s. Light northeast Winds.

Tonight 19 Sep Jefferson

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers overnight. Lows in the mid 40s. Light southeast Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

September Temperature

Fort Drum / Wheeler-Sack U. S. Army Airfield (16.2 miles)

  • Lowest 11 September, 2026

    48.2 °F

  • Average September

    66.2 °F

  • Highest 2 September, 2026

    82.2 °F

Climate (2021–2026)

Fort Drum / Wheeler-Sack U. S. Army Airfield (16.2 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    55.9 °F
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