Sparta Weather Forecast

    • 57
    • 80

    Chance Rain Showers

    • 60
    • 83

    Chance Rain Showers

    • 60
    • 88

    Mostly Sunny

    • 59
    • 91

    Chance Rain Showers

    • 55
    • 85

    Partly Sunny

    • 53
    • 81

    Mostly Sunny

Today 24 May Monroe

Patchy fog this morning. Mostly sunny. Highs in the upper 70s. West Winds around 5 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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Sparta Temperature Statistics

May Temperature

Sparta, Sparta / Fort McCoy Airport (3.7 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 (3.7 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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