Duluth Weather Forecast

    • 57
    • 65

    Rain Showers

    • 58
    • 78

    Partly Sunny

    • 57
    • 76

    Chance Thunderstorms

    • 50
    • 69

    Chance Rain Showers

    • 56
    • 69

    Rain Showers Likely

    • 56
    • 71

    Slight Chance Thunderstorms

Today 16 Jun Carlton/South St. Louis

Showers with Thunderstorms likely. Not as cool with Highs in the lower 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.

Tonight 16 Jun Carlton/South St. Louis

Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Humid with Lows in the upper 50s. Southwest Winds around 10 Mph, becoming west after midnight. Chance of rain 90 percent.

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Duluth Temperature Statistics

June Temperature

Duluth - Sky Harbor Airport (5 miles)

  • Lowest 1 June, 2025

    46.4 °F

  • Average June

    55.9 °F

  • Highest 4 June, 2025

    77 °F

Climate (2020–Present)

Duluth - Sky Harbor Airport (5 miles)

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  • Average Low 2020–2025

    35.9 °F

  • Average 2020–2025

    42.8 °F

  • Average High 2020–2025

    49.8 °F
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