Perch Lake Weather Forecast

    • 41
    • 56

    Mostly Cloudy

    • 35
    • 61

    Mostly Cloudy

    • 39
    • 69

    Partly Sunny

    • 23
    • 50

    Mostly Cloudy

    • 31
    • 47

    Mostly Cloudy

    • 31
    • 53

    Mostly Cloudy

    • 35
    • 51

    Mostly Cloudy

Today 19 Mar Monroe

Mostly sunny. Near steady temperature in the mid 40s. Light Winds.

Tonight 19 Mar Monroe

Mostly cloudy. Lows in the upper 30s. South Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perch Lake Temperature Statistics

March Temperature

Sparta, Sparta / Fort McCoy Airport (3.1 miles)

  • Lowest 2 March, 2026

    7.7 °F

  • Average March

    37 °F

  • Highest 9 March, 2026

    71.1 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (3.1 miles)

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  • Average Low 2021–2026

    34.9 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.2 °F
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