Sparta/Fort McCoy Airport Weather Forecast

    • 53
    • 78

    Becoming Sunny

    • 58
    • 83

    Mostly Sunny

    • 60
    • 85

    Chance Thunderstorms

    • 62
    • 85

    Chance Thunderstorms

    • 62
    • 85

    Chance Thunderstorms

    • 60
    • 84

    Chance Rain Showers

Today 5 Aug Monroe

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny this afternoon. Highs in the upper 70s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 5 Aug Monroe

Mostly clear in the Evening, then becoming partly cloudy. Areas of fog after midnight. Lows in the lower 50s. West Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sparta/Fort McCoy Airport Temperature Statistics

August Temperature

Sparta, Sparta / Fort McCoy Airport (0 miles)

  • Lowest 3 August, 2026

    53.1 °F

  • Average August

    71.1 °F

  • Highest 1 August, 2026

    84.6 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (0 miles)

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  • Average Low 2021–2026

    35.1 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.3 °F
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