Duluth Weather Forecast

    • 50
    • 66

    Rain Showers

    • 50
    • 69

    Slight Chance Rain Showers

    • 46
    • 66

    Partly Sunny

    • 49
    • 66

    Mostly Cloudy

    • 49
    • 64

    Chance Rain Showers

    • 49
    • 66

    Chance Rain Showers

Today 19 Jun Carlton/South St. Louis

Showers with a chance of Thunderstorms. Highs in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 19 Jun Carlton/South St. Louis

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog after midnight. Lows in the upper 40s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duluth Temperature Statistics

June Temperature

Duluth - Sky Harbor Airport (5 miles)

  • Lowest 2 June, 2026

    44.6 °F

  • Average June

    55.6 °F

  • Highest 6 June, 2026

    77 °F

Climate (2021–2026)

Duluth - Sky Harbor Airport (5 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    42.5 °F

  • Average High 2021–2026

    49.5 °F
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