Observation Hill Weather Forecast

    • 33
    • 41

    Chance Rain

    • 36
    • 43

    Mostly Cloudy

    • 34
    • 46

    Mostly Cloudy

    • 31
    • 48

    Chance Snow

    • 22
    • 39

    Partly Sunny

    • 29
    • 40

    Mostly Cloudy

Today 18 Mar Carlton/South St. Louis

Mostly cloudy with a slight chance of very light freezing drizzle in the Morning, then partly sunny with a slight chance of rain in the afternoon. Not as cool with Highs in the mid 40s. Southwest Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 18 Mar Carlton/South St. Louis

Cloudy with a slight chance of Snow, freezing rain and freezing drizzle. Not as cool with Lows around 12. Temperature rising to around 17 through Sunrise. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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Observation Hill Temperature Statistics

March Temperature

Duluth - Sky Harbor Airport (4.3 miles)

  • Lowest 1 March, 2026

    3.2 °F

  • Average March

    30.8 °F

  • Highest 8 March, 2026

    53.6 °F

Climate (2021–Present)

Duluth - Sky Harbor Airport (4.3 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    42.8 °F

  • Average High 2021–2026

    49.8 °F
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