Lake Jefferson Weather Forecast

    • 35
    • 41

    Chance Snow Showers

    • 42
    • 64

    Mostly Sunny

    • 33
    • 56

    Mostly Cloudy

    • 28
    • 46

    Chance Snow Showers

    • 28
    • 44

    Partly Sunny

    • 38
    • 55

    Partly Sunny

Today 7 Mar Le Sueur

Mostly cloudy with a 50 percent chance of snow Showers in the Morning, then sunny in the afternoon. Highs in the lower 40s. West Winds 10 to 15 Mph.

Tonight 7 Mar Le Sueur

Colder. Rain Showers and light freezing rain likely after Midnight, then light freezing rain and snow Showers early in the morning. Little or no snow accumulation. Near steady temperature in the lower 30s. Northwest Winds around 15 Mph. Chance of precipitation 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Jefferson Temperature Statistics

March Temperature

Mankato, Mankato Regional Airport (7.5 miles)

  • Lowest 1 March, 2026

    7 °F

  • Average March

    29.5 °F

  • Highest 4 March, 2026

    45 °F

Climate (2021–Present)

Mankato, Mankato Regional Airport (7.5 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.2 °F
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