Duluth International Airport Weather Forecast

    • 27
    • 42

    Mostly Cloudy

    • 25
    • 47

    Mostly Cloudy

    • 27
    • 33

    Mostly Cloudy

    • 26
    • 42

    Rain Likely

    • 30
    • 42

    Mostly Sunny

    • 25
    • 49

    Partly Sunny

Today 3 Mar Carlton/South St. Louis

Mostly cloudy this Morning, then becoming partly sunny. Highs in the mid 40s. Southwest Winds around 5 Mph.

Tonight 3 Mar Carlton/South St. Louis

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 20s. West Winds around 5 Mph.

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Duluth International Airport Temperature Statistics

March Temperature

Duluth International Airport (0 miles)

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Climate (2021–Present)

Duluth International Airport (0 miles)

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  • Average Low 2021–2026

    33.6 °F

  • Average 2021–2026

    42.4 °F

  • Average High 2021–2026

    51.2 °F
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