Perch Lake Weather Forecast

    • -12
    • 12

    Mostly Sunny

    • -6
    • 12

    Increasing Clouds

    • -3
    • 15

    Partly Sunny

    • 2
    • 21

    Partly Sunny

    • 13
    • 26

    Chance Snow

    • 8
    • 28

    Mostly Cloudy

    • 15
    • 28

    Mostly Cloudy

Today 28 Jan Monroe

Mostly sunny. Near steady temperature around 9 above. Northwest Winds 5 to 10 Mph.

Tonight 28 Jan Monroe

Partly cloudy. Cold with Lows around 11 below. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 20 below.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perch Lake Temperature Statistics

January Temperature

Sparta, Sparta / Fort McCoy Airport (3.1 miles)

  • Lowest 24 January, 2026

    -29.7 °F

  • Average January

    17.1 °F

  • Highest 13 January, 2026

    50 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (3.1 miles)

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  • Average Low 2021–2026

    34.6 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    58 °F
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