Sullivan Lake Weather Forecast

    • 34
    • 50

    Rain Showers Likely

    • 35
    • 60

    Partly Sunny

    • 37
    • 57

    Chance Rain Showers

    • 34
    • 55

    Mostly Cloudy

    • 38
    • 56

    Mostly Cloudy

    • 44
    • 58

    Chance Rain Showers

Today 22 Apr Central St. Louis

Cloudy with a 50 percent chance of Showers. Near steady temperature in the upper 40s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Apr Central St. Louis

Mostly cloudy. A slight chance of rain Showers in the evening. Patchy fog after midnight. Lows in the mid 30s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sullivan Lake Temperature Statistics

April Temperature

Two Harbors (19.3 miles)

  • Lowest 8 April, 2025

    15.8 °F

  • Average April

    37.1 °F

  • Highest 17 April, 2025

    59 °F

Climate (2020–Present)

Two Harbors (19.3 miles)

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  • Average Low 2020–2025

    32.5 °F

  • Average 2020–2025

    42.2 °F

  • Average High 2020–2025

    51.3 °F
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