Crystal Lake Weather Forecast

    • 47
    • 68

    Mostly Cloudy

    • 41
    • 61

    Gradual Clearing

    • 40
    • 67

    Mostly Sunny

    • 47
    • 70

    Mostly Sunny

    • 53
    • 75

    Partly Sunny

    • 50
    • 74

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 23 Aug Carlton/South St. Louis

Mostly cloudy with a 20 percent chance of Showers. Cooler. Near steady temperature in the mid 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 23 Aug Carlton/South St. Louis

Mostly cloudy with a chance of Sprinkles. Lows in the upper 40s. Northwest Winds 10 to 15 Mph. Gusts up to 30 Mph this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

August Temperature

Moose Lake Carlton County Airport (11.8 miles)

  • Lowest 1 August, 2025

    44.6 °F

  • Average August

    67.7 °F

  • Highest 7 August, 2025

    89.6 °F

Climate (2020–Present)

Moose Lake Carlton County Airport (11.8 miles)

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  • Average Low 2020–2025

    32.7 °F

  • Average 2020–2025

    43.1 °F

  • Average High 2020–2025

    53.5 °F
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