Fort McCoy Weather Forecast

    • 32
    • 61

    Becoming Sunny

    • 44
    • 64

    Increasing Clouds

    • 45
    • 78

    Chance Rain Showers

    • 38
    • 66

    Mostly Sunny

    • 53
    • 75

    Chance Rain Showers

    • 53
    • 78

    Chance Rain Showers

    • 54
    • 78

    Chance Rain Showers

Today 10 May Monroe

Partly sunny. Near steady temperature in the upper 50s. Northwest Winds 10 to 15 Mph.

Tonight 10 May Monroe

Clear. Widespread frost after midnight. Lows in the lower 30s. North Winds 5 to 10 Mph, becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort McCoy Temperature Statistics

May Temperature

Sparta, Sparta / Fort McCoy Airport (4.3 miles)

  • Lowest 6 May, 2026

    25.5 °F

  • Average May

    46.8 °F

  • Highest 8 May, 2026

    72.7 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (4.3 miles)

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  • Average Low 2021–2026

    34.9 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.2 °F
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