Sparta Weather Forecast

    • 48
    • 75

    Mostly Cloudy

    • 51
    • 79

    Mostly Sunny

    • 55
    • 79

    Rain Showers

    • 52
    • 76

    Rain Showers Likely

    • 51
    • 76

    Partly Sunny

    • 56
    • 80

    Chance Rain Showers

Today 21 Jun Monroe

Mostly cloudy with a 20 percent chance of Showers. Near steady temperature in the lower 70s. East Winds around 5 Mph.

Tonight 21 Jun Monroe

Mostly cloudy. Patchy fog after midnight. Lows around 50. East Winds around 5 Mph this Evening, becoming light and variable.

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Sparta Temperature Statistics

June Temperature

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

  • Lowest 3 June, 2026

    39.4 °F

  • Average June

    66.3 °F

  • Highest 4 June, 2026

    87.1 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (3.7 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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