Sandy Lake Weather Forecast

    • 50
    • 74

    Rain Showers

    • 56
    • 82

    Slight Chance Rain Showers

    • 60
    • 85

    Slight Chance Thunderstorms

    • 60
    • 93

    Partly Sunny

    • 59
    • 89

    Slight Chance Thunderstorms

    • 54
    • 85

    Partly Sunny

    • 52
    • 81

    Mostly Sunny

Today 23 May Monroe

Mostly cloudy with scattered Showers with a slight chance of Thunderstorms. Highs in the lower 70s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

Tonight 23 May Monroe

Mostly cloudy. Scattered Showers with a slight chance of Thunderstorms this evening. Lows around 50. Southwest Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sandy Lake Temperature Statistics

May Temperature

Sparta, Sparta / Fort McCoy Airport (0.6 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 (0.6 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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