Sparta/Fort McCoy Airport Weather Forecast

    • 22
    • 43

    Becoming Sunny

    • 34
    • 49

    Partly Sunny

    • 36
    • 56

    Mostly Cloudy

    • 39
    • 60

    Mostly Cloudy

    • 23
    • 57

    Partly Sunny

    • 23
    • 43

    Mostly Sunny

Today 22 Mar Monroe

Mostly cloudy and much Colder. Near steady temperature around 40. North Winds 10 to 15 Mph.

Tonight 22 Mar Monroe

Partly cloudy in the Evening, then clearing. Much Colder with Lows in the lower 20s. North Winds 5 to 10 Mph.

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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

    37.5 °F

  • Highest 9 March, 2026

    71.1 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (0 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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