Sparta Weather Forecast

    • 31
    • 45

    Rain/Snow

    • 25
    • 38

    Mostly Cloudy

    • 15
    • 31

    Chance Snow

    • 18
    • 28

    Partly Sunny

    • 29
    • 40

    Mostly Cloudy

    • 23
    • 40

    Chance Rain/Snow

    • 13
    • 29

    Mostly Cloudy

Today 8 Jan Monroe

Rain. Near steady temperature in the lower 40s. East Winds around 5 Mph. Chance of rain 100 percent.

Tonight 8 Jan Monroe

Rain. Snow after midnight. Snow accumulation little or no. Lows in the lower 30s. Northeast Winds 10 to 15 Mph, becoming north 15 to 20 Mph after midnight. Gusts up to 30 Mph. Chance of precipitation 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sparta Temperature Statistics

January Temperature

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

  • Lowest 1 January, 2026

    0.1 °F

  • Average January

    21.4 °F

  • Highest 5 January, 2026

    37.9 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    58.1 °F
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