Piedmont Heights Weather Forecast

    • 43
    • 61

    Decreasing Clouds

    • 47
    • 68

    Mostly Sunny

    • 45
    • 66

    Partly Sunny

    • 48
    • 68

    Partly Sunny

    • 55
    • 76

    Chance Thunderstorms

    • 54
    • 77

    Chance Rain Showers

Today 30 May Carlton/South St. Louis

Partly sunny. Not as warm with Highs in the lower 70s. East Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 30 May Carlton/South St. Louis

Partly cloudy. Lows in the mid 40s. East Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Piedmont Heights Temperature Statistics

May Temperature

Duluth International Airport (5 miles)

  • Lowest 1 May, 2026

    23.6 °F

  • Average May

    49.1 °F

  • Highest 25 May, 2026

    85.6 °F

Climate (2021–Present)

Duluth International Airport (5 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    42.2 °F

  • Average High 2021–2026

    51.1 °F
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