Swamp Lake Weather Forecast

    • 22
    • 42

    Mostly Cloudy

    • 25
    • 48

    Partly Sunny

    • 34
    • 57

    Chance Rain Showers

    • 29
    • 52

    Partly Sunny

    • 29
    • 48

    Partly Sunny

    • 35
    • 55

    Partly Sunny

Today 6 May Central St. Louis

Mostly cloudy with a slight chance of snow Showers. A slight chance of rain Showers this afternoon. Highs in the lower 40s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of precipitation 20 percent.

Tonight 6 May Central St. Louis

Mostly cloudy in the Evening, then becoming partly cloudy. Cold with Lows in the mid 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

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Swamp Lake Temperature Statistics

May Temperature

Ely, Ely Municipal Airport (20.5 miles)

  • Lowest 1 May, 2026

    19.9 °F

  • Average May

    45.3 °F

  • Highest 2 May, 2026

    61.5 °F

Climate (2021–Present)

Ely, Ely Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    29.2 °F

  • Average 2021–2026

    40.2 °F

  • Average High 2021–2026

    49.8 °F
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