Duluth International Airport Weather Forecast

    • 12
    • 34

    Partly Sunny

    • 26
    • 34

    Wintry Mix

    • 22
    • 39

    Chance Snow

    • 23
    • 41

    Mostly Cloudy

    • 21
    • 40

    Slight Chance Snow

    • 24
    • 43

    Partly Sunny

    • 26
    • 44

    Partly Sunny

Today 28 Mar Carlton/South St. Louis

Mostly sunny. Near steady temperature in the lower 30s. West Winds 10 to 15 Mph.

Tonight 28 Mar Carlton/South St. Louis

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows around 10 above. West Winds 10 to 15 Mph with Gusts up to 30 Mph, becoming northwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Duluth International Airport Temperature Statistics

March Temperature

Duluth International Airport (0 miles)

  • Lowest 23 March, 2024

    7.8 °F
  • Average March

    31.8 °F
  • Highest 12 March, 2024

    64.7 °F

Climate (2019–Present)

Duluth International Airport (0 miles)

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  • Average Low 2019–2024

    33.5 °F
  • Average 2019–2024

    42 °F
  • Average High 2019–2024

    50.4 °F
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