Sparta/Fort McCoy Airport Weather Forecast

    • 21
    • 57

    Decreasing Clouds

    • 18
    • 43

    Partly Sunny

    • 35
    • 52

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 45
    • 71

    Chance Rain Showers

    • 40
    • 68

    Chance Thunderstorms

    • 34
    • 59

    Chance Rain/Snow

Today 26 Mar Monroe

Cloudy with a 50 percent chance of rain Showers. Much cooler with Highs in the mid 50s. Temperature falling into the upper 40s late. North Winds 10 to 15 Mph.

Tonight 26 Mar Monroe

Mostly cloudy with isolated rain Showers this Evening, then partly cloudy after midnight. Much Colder with Lows in the lower 20s. North Winds 10 to 15 Mph. Gusts up to 30 Mph this evening. Chance of rain 20 percent.

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Sparta/Fort McCoy Airport Temperature Statistics

March Temperature

Sparta, Sparta / Fort McCoy Airport (0 miles)

  • Lowest 2 March, 2026

    7.7 °F

  • Average March

    38.7 °F

  • Highest 21 March, 2026

    82.2 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (0 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.2 °F
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