Sleepy Eye Lake Weather Forecast

    • 64
    • 81

    Thunderstorms Likely

    • 61
    • 79

    Rain Showers Likely

    • 59
    • 73

    Rain Showers Likely

    • 59
    • 76

    Slight Chance Thunderstorms

    • 59
    • 80

    Slight Chance Thunderstorms

    • 55
    • 80

    Slight Chance Thunderstorms

    • 53
    • 74

    Mostly Sunny

Today 17 Sep Brown

Not as warm. Mostly cloudy with a 50 percent chance of Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds up to 5 Mph.

Tonight 17 Sep Brown

Mostly cloudy. Chance of Thunderstorms through the night. Showers likely early in the evening. Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of precipitation 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sleepy Eye Lake Temperature Statistics

September Temperature

New Ulm Municipal Airport (11.2 miles)

  • Lowest 4 September, 2025

    37.4 °F

  • Average September

    63.2 °F

  • Highest 13 September, 2025

    87.8 °F

Climate (2020–Present)

New Ulm Municipal Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    37.2 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    56.5 °F
Get WillyWeather+ to remove ads