Sparta Weather Forecast

    • 30
    • 45

    Rain

    • 23
    • 41

    Slight Chance Snow

    • 27
    • 40

    Snow

    • 10
    • 34

    Rain/Snow

    • -4
    • 21

    Partly Sunny

    • 8
    • 26

    Mostly Cloudy

Today 12 Mar Monroe

Mostly sunny this Morning, then mostly cloudy with a chance of snow with a slight chance of rain this afternoon. Highs in the mid 40s. West Winds around 5 Mph, becoming south 10 to 20 Mph with Gusts up to 30 Mph this afternoon. Chance of precipitation 40 percent.

Tonight 12 Mar Monroe

Rain with snow likely in the Evening, then rain with a chance of snow after midnight. Snow accumulation little or no. Windy with Lows in the upper 20s. South Winds 15 to 25 Mph, becoming west 20 to 30 Mph after midnight. Gusts up to 45 Mph. Chance of precipitation 100 percent.

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Sparta Temperature Statistics

March Temperature

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

  • Lowest 2 March, 2026

    7.7 °F

  • Average March

    40.4 °F

  • Highest 9 March, 2026

    71.1 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

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  • Average Low 2021–2026

    34.9 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.2 °F
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