Duluth Weather Forecast

    • 50
    • 73

    Chance Thunderstorms

    • 52
    • 70

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

    • 49
    • 59

    Chance Rain Showers

    • 44
    • 58

    Chance Rain Showers

    • 42
    • 57

    Chance Rain Showers

Today 18 May Carlton/South St. Louis

Partly sunny. A chance of Showers and Thunderstorms, mainly this morning. Highs in the upper 70s. South Winds 5 to 10 Mph, becoming west 10 to 15 Mph this afternoon. Chance of rain 50 percent.

Tonight 18 May Carlton/South St. Louis

Clear. Lows in the mid 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest around 5 Mph after midnight.

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Duluth Temperature Statistics

May Temperature

Duluth - Sky Harbor Airport (5 miles)

  • Lowest 3 May, 2024

    37.4 °F

  • Average May

    47.8 °F

  • Highest 12 May, 2024

    78.8 °F

Climate (2019–Present)

Duluth - Sky Harbor Airport (5 miles)

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  • Average Low 2019–2024

    35.7 °F

  • Average 2019–2024

    42.5 °F

  • Average High 2019–2024

    49.5 °F
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