Sparta/Fort McCoy Airport Weather Forecast

    • 36
    • 47

    Mostly Cloudy

    • 34
    • 57

    Mostly Cloudy

    • 36
    • 65

    Partly Sunny

    • 23
    • 47

    Mostly Cloudy

    • 30
    • 46

    Mostly Cloudy

    • 30
    • 53

    Mostly Cloudy

Today 19 Mar Monroe

Patchy fog this morning. Mostly sunny. Highs in the mid 40s. East Winds around 5 Mph.

Tonight 19 Mar Monroe

Mostly cloudy. Lows in the mid 30s. Temperature rising to around 40 after midnight. Light Winds, becoming southwest after midnight.

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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 °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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