Duluth International Airport Weather Forecast

    • 57
    • 76

    Chance Rain Showers

    • 60
    • 82

    Mostly Sunny

    • 57
    • 82

    Chance Thunderstorms

    • 56
    • 76

    Chance Thunderstorms

    • 65
    • 81

    Rain Showers

    • 59
    • 81

    Rain Showers Likely

    • 55
    • 76

    Partly Sunny

Today 30 Jun Carlton/South St. Louis

Showers likely with a slight chance of Thunderstorms. Near steady temperature in the mid 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 30 Jun Carlton/South St. Louis

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 50s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duluth International Airport Temperature Statistics

June Temperature

Duluth International Airport (0 miles)

  • Lowest 1 June, 2025

    41.6 °F

  • Average June

    60.1 °F

  • Highest 2 June, 2025

    86.6 °F

Climate (2020–Present)

Duluth International Airport (0 miles)

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  • Average Low 2020–2025

    33.6 °F

  • Average 2020–2025

    42.3 °F

  • Average High 2020–2025

    51.1 °F
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