Tetonka Lake Weather Forecast

    • 51
    • 74

    Increasing Clouds

    • 49
    • 69

    Rain Showers Likely

    • 55
    • 69

    Rain Showers

    • 50
    • 70

    Partly Sunny

    • 52
    • 68

    Chance Rain Showers

    • 51
    • 71

    Slight Chance Thunderstorms

Today 12 Sep Le Sueur

Cooler, sunny. Highs in the mid 70s. Northwest Winds 10 to 15 Mph.

Tonight 12 Sep Le Sueur

Mostly cloudy. Lows in the lower 50s. Northwest Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Tetonka Lake Temperature Statistics

September Temperature

Waseca Municipal Airport (11.2 miles)

  • Lowest 10 September, 2026

    48.2 °F

  • Average September

    71.1 °F

  • Highest 4 September, 2026

    89.6 °F

Climate (2021–2026)

Waseca Municipal Airport (11.2 miles)

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

  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.7 °F
Get WillyWeather+ to remove ads