Sparta/Fort McCoy Airport Weather Forecast

    • 58
    • 80

    Slight Chance Rain Showers

    • 60
    • 83

    Slight Chance Thunderstorms

    • 60
    • 89

    Mostly Sunny

    • 59
    • 89

    Slight Chance Thunderstorms

    • 54
    • 85

    Partly Sunny

    • 52
    • 81

    Partly Sunny

Today 24 May Monroe

Patchy fog this morning. Mostly sunny. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 24 May Monroe

Mostly clear in the Evening, then partly cloudy with a chance of Showers after midnight. Lows in the upper 50s. South Winds around 5 Mph. Chance of rain 40 percent.

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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

    53.7 °F

  • Highest 15 May, 2026

    84.9 °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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