Clear Lake Weather Forecast

    • 75
    • 88

    Chance Thunderstorms

    • 68
    • 90

    Thunderstorms Likely

    • 64
    • 82

    Chance Thunderstorms

    • 67
    • 84

    Partly Sunny

    • 70
    • 87

    Slight Chance Thunderstorms

    • 71
    • 89

    Chance Thunderstorms

Today 22 Jul Brown

Partly sunny then becoming mostly sunny in the late morning and early afternoon then becoming sunny. Highs in the upper 80s. South Winds 10 to 20 Mph.

Tonight 22 Jul Brown

Partly cloudy with a 50 percent chance of Thunderstorms. Lows in the mid 70s. South Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

July Temperature

New Ulm Municipal Airport (4.3 miles)

  • Lowest 17 July, 2025

    53.6 °F

  • Average July

    72.7 °F

  • Highest 3 July, 2025

    91.4 °F

Climate (2020–Present)

New Ulm Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    37.1 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56.5 °F
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