Sparta Weather Forecast

    • 54
    • 81

    Increasing Clouds

    • 61
    • 84

    Partly Sunny

    • 55
    • 82

    Mostly Sunny

    • 51
    • 82

    Mostly Sunny

    • 57
    • 83

    Partly Sunny

    • 61
    • 82

    Rain Showers Likely

Today 24 Aug Monroe

Patchy fog this morning. Mostly sunny. Highs around 80. Southeast Winds around 5 Mph, becoming light Winds this afternoon.

Tonight 24 Aug Monroe

Partly cloudy. Lows in the mid 50s. South Winds around 5 Mph.

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Sparta Temperature Statistics

August Temperature

Sparta, Sparta / Fort McCoy Airport (3.7 miles)

  • Lowest 20 August, 2026

    43.7 °F

  • Average August

    69.8 °F

  • Highest 11 August, 2026

    86.5 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (3.7 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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