Sparta/Fort McCoy Airport Weather Forecast

    • 45
    • 80

    Rain Showers Likely

    • 39
    • 68

    Partly Sunny

    • 51
    • 73

    Partly Sunny

    • 54
    • 84

    Chance Rain Showers

    • 54
    • 84

    Chance Thunderstorms

    • 55
    • 82

    Rain Showers Likely

Today 12 May Monroe

Mostly cloudy with rain Showers likely in the Morning, then mostly sunny in the afternoon. Much warmer with Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 40 Mph, becoming west with Gusts up to 30 Mph in the afternoon. Chance of rain 60 percent.

Tonight 12 May Monroe

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 40s. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sparta/Fort McCoy Airport Temperature Statistics

May Temperature

Sparta, Sparta / Fort McCoy Airport (0 miles)

  • Lowest 6 May, 2026

    25.5 °F

  • Average May

    47.5 °F

  • Highest 8 May, 2026

    72.7 °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

    47.6 °F

  • Average High 2021–2026

    58.3 °F
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