South International Falls Weather Forecast

    • 44
    • 60

    Chance Rain Showers

    • 33
    • 59

    Chance Rain Showers

    • 47
    • 62

    Rain Showers

    • 41
    • 61

    Partly Sunny

    • 44
    • 65

    Chance Rain Showers

    • 44
    • 67

    Partly Sunny

    • 44
    • 69

    Partly Sunny

Today 12 Sep Koochiching

Mostly cloudy with a chance of Sprinkles. Much cooler. Near steady temperature in the upper 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 12 Sep Koochiching

Mostly cloudy. A chance of Sprinkles early this Evening, then a slight chance of Showers. Lows in the lower 40s. West Winds around 5 Mph. Chance of rain 20 percent.

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South International Falls Temperature Statistics

September Temperature

Falls International Airport (1.9 miles)

  • Lowest 10 September, 2026

    41 °F

  • Average September

    65.5 °F

  • Highest 6 September, 2026

    83.6 °F

Climate (2021–2026)

Falls International Airport (1.9 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    40.6 °F

  • Average High 2021–2026

    50.9 °F
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