Clear Lake Weather Forecast

    • 65
    • 83

    Rain Showers Likely

    • 63
    • 83

    Mostly Cloudy

    • 63
    • 85

    Chance Thunderstorms

    • 64
    • 82

    Chance Thunderstorms

    • 64
    • 80

    Rain Showers Likely

    • 64
    • 81

    Chance Rain Showers

    • 57
    • 82

    Partly Sunny

Today 3 Sep Rusk

Mostly cloudy with chance of Showers and slight chance of Thunderstorms. Near steady temperature in the lower 80s. Southeast Winds up to 5 Mph. Chance of precipitation 50 percent.

Tonight 3 Sep Rusk

Mostly cloudy. Chance of Thunderstorms in the Evening, then Thunderstorms likely after midnight. Chance of Thunderstorms late in the night. Patchy fog after midnight. Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of Thunderstorms 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

September Temperature

Chetek Municipal Southworth Airport (10.6 miles)

  • Lowest 1 September, 2026

    59.9 °F

  • Average September

    73.7 °F

  • Highest 1 September, 2026

    89.1 °F

Climate (2021–2026)

Chetek Municipal Southworth Airport (10.6 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56.4 °F
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