Sandy Lake Weather Forecast

    • 51
    • 75

    Partly Sunny

    • 59
    • 73

    Rain Showers

    • 57
    • 70

    Rain Showers

    • 42
    • 67

    Slight Chance Rain Showers

    • 40
    • 65

    Mostly Sunny

    • 44
    • 66

    Partly Sunny

Today 28 Sep Monroe

Partly sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 28 Sep Monroe

Partly cloudy. Lows in the lower 50s. Light and variable Winds, becoming south around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sandy Lake Temperature Statistics

September Temperature

Sparta, Sparta / Fort McCoy Airport (0.6 miles)

  • Lowest 14 September, 2026

    36.9 °F

  • Average September

    65 °F

  • Highest 1 September, 2026

    91 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (0.6 miles)

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  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    58.4 °F
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