Lake Jefferson Weather Forecast

    • 0
    • 24

    Snow

    • -20
    • 9

    Cold

    • -21
    • -9

    Cold

    • -13
    • -1

    Cold

    • -10
    • 4

    Cold

    • 4
    • 15

    Partly Sunny

Today 21 Jan Le Sueur

Partly sunny with chance of snow in the Morning, then snow in the afternoon. Patchy blowing snow in the afternoon. Snow accumulation of 1 to 2 Inches. Highs in the mid 20s. Southwest Winds 5 to 10 Mph increasing to west 15 to 20 Mph with Gusts to around 35 Mph in the afternoon. Chance of snow near 100 percent.

Tonight 21 Jan Le Sueur

Colder. Partly cloudy. Patchy blowing snow in the evening. Lows near zero. West Winds 5 to 15 Mph. Gusts up to 35 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Jefferson Temperature Statistics

January Temperature

Mankato, Mankato Regional Airport (7.5 miles)

  • Lowest 18 January, 2026

    -5.1 °F

  • Average January

    23.1 °F

  • Highest 13 January, 2026

    44.1 °F

Climate (2021–Present)

Mankato, Mankato Regional Airport (7.5 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57 °F
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