Perch Lake Weather Forecast

    • 61
    • 80

    Mostly Sunny

    • 64
    • 80

    Chance Rain Showers

    • 57
    • 78

    Chance Thunderstorms

    • 52
    • 69

    Partly Sunny

    • 46
    • 64

    Partly Sunny

    • 45
    • 66

    Mostly Sunny

Today 20 Aug St. Croix

Mostly sunny. Highs in the upper 70s. Northeast Winds up to 5 Mph.

Tonight 20 Aug St. Croix

Mostly clear. Lows in the lower 60s. East Winds up to 5 Mph in the evening becoming light.

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Perch Lake Temperature Statistics

August Temperature

Lake Elmo Airport (8.1 miles)

  • Lowest 2 August, 2025

    51.8 °F

  • Average August

    69.6 °F

  • Highest 7 August, 2025

    84.2 °F

Climate (2020–Present)

Lake Elmo Airport (8.1 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    54.9 °F
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