Decker Lake Weather Forecast

    • 8
    • 21

    Snow Likely

    • 17
    • 24

    Chance Snow

    • 31
    • 37

    Slight Chance Snow

    • 29
    • 40

    Partly Sunny

    • 35
    • 45

    Chance Rain

    • 32
    • 52

    Slight Chance Rain

Today 28 Feb Le Sueur

Much Colder. Snow. New snow accumulation around 2 Inches. Total snow accumulation 2 to 4 Inches. Highs in the lower 20s. North Winds 5 to 15 Mph. Chance of snow near 100 percent.

Tonight 28 Feb Le Sueur

Mostly cloudy with a 40 percent chance of snow in the Evening, then partly cloudy after midnight. Lows around 8. North Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decker Lake Temperature Statistics

February Temperature

Mankato, Mankato Regional Airport (10.6 miles)

  • Lowest 23 February, 2026

    0 °F

  • Average February

    27.3 °F

  • Highest 14 February, 2026

    55.9 °F

Climate (2021–Present)

Mankato, Mankato Regional Airport (10.6 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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