Duluth International Airport Weather Forecast

    • 18
    • 26

    Slight Chance Snow

    • 19
    • 38

    Mostly Sunny

    • 12
    • 27

    Mostly Cloudy

    • 21
    • 26

    Snow Likely

    • 6
    • 32

    Chance Snow

    • -3
    • 14

    Mostly Cloudy

Today 29 Jan Carlton/South St. Louis

Partly sunny this Morning, then becoming mostly cloudy. Cooler with Highs in the upper 20s. West Winds 10 to 15 Mph. Gusts up to 30 Mph this morning. Wind chill Values as low as 3 below this morning.

Tonight 29 Jan Carlton/South St. Louis

Mostly cloudy. A slight chance of snow in the evening. Lows around 19. Southwest Winds around 5 Mph. Chance of snow 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duluth International Airport Temperature Statistics

January Temperature

Duluth International Airport (0 miles)

  • Lowest 21 January, 2025

    -26.2 °F

  • Average January

    7.7 °F

  • Highest 17 January, 2025

    35.7 °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 °F
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