Duluth Weather Forecast

    • 11
    • 22

    Snow

    • 7
    • 24

    Snow

    • -2
    • 18

    Mostly Sunny

    • 2
    • 18

    Partly Sunny

    • 15
    • 24

    Chance Snow

    • 17
    • 34

    Chance Snow

    • 0
    • 24

    Partly Sunny

Today 31 Jan Carlton/South St. Louis

Mostly sunny. Near steady temperature around 17. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 31 Jan Carlton/South St. Louis

Mostly cloudy. A slight chance of snow late this Evening, then snow. Snow accumulation around an inch. Not as cool. Near steady temperature around 11. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 90 percent. Wind chill Values as low as 6 below.

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Duluth Temperature Statistics

January Temperature

Duluth - Sky Harbor Airport (5 miles)

  • Lowest 23 January, 2026

    -23.8 °F

  • Average January

    11.2 °F

  • Highest 12 January, 2026

    41 °F

Climate (2021–Present)

Duluth - Sky Harbor Airport (5 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    42.7 °F

  • Average High 2021–2026

    49.7 °F
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