River Falls Weather Forecast

    • 45
    • 69

    Becoming Sunny

    • 56
    • 64

    Rain Showers

    • 47
    • 71

    Partly Sunny

    • 53
    • 69

    Mostly Cloudy

    • 53
    • 73

    Chance Rain Showers

    • 54
    • 70

    Chance Rain Showers

    • 51
    • 72

    Partly Sunny

Today 13 Sep Pierce

Sunny. Near steady temperature in the upper 60s. Northwest Winds 5 to 10 Mph.

Tonight 13 Sep Pierce

Clear. Lows in the lower 40s. North Winds up to 5 Mph shifting to the east after midnight.

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  • Temperature Real-Time

River Falls Temperature Statistics

September Temperature

Lake Elmo Airport (14.3 miles)

  • Lowest 10 September, 2026

    48.2 °F

  • Average September

    71.8 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Lake Elmo Airport (14.3 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.3 °F
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