Sandy Lake Weather Forecast

    • 66
    • 89

    Rain Showers

    • 53
    • 81

    Partly Sunny

    • 54
    • 78

    Mostly Sunny

    • 58
    • 82

    Partly Sunny

    • 60
    • 84

    Mostly Sunny

    • 64
    • 87

    Mostly Sunny

Today 20 Jul Monroe

Areas of smoke this morning. A chance of Thunderstorms. Showers. Highs in the upper 80s. Southwest Winds 10 to 15 Mph. Chance of rain 80 percent. Heat index Values in the mid 90s this afternoon.

Tonight 20 Jul Monroe

Mostly clear with Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the mid 60s. West Winds 10 to 15 Mph. Chance of rain 60 percent. Heat index Values in the mid 90s early in the evening.

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Sandy Lake Temperature Statistics

July Temperature

Sparta, Sparta / Fort McCoy Airport (0.6 miles)

  • Lowest 6 July, 2026

    55.9 °F

  • Average July

    75 °F

  • Highest 15 July, 2026

    94.8 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (0.6 miles)

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  • Average Low 2021–2026

    35 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.3 °F
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