Norwalk Weather Forecast

    • 54
    • 68

    Mostly Cloudy

    • 51
    • 73

    Partly Sunny

    • 58
    • 71

    Rain Showers Likely

    • 56
    • 70

    Chance Rain Showers

    • 49
    • 69

    Chance Rain Showers

    • 47
    • 65

    Slight Chance Rain Showers

Today 27 Sep Monroe

Mostly cloudy. A slight chance of Showers in the morning. Highs in the upper 60s. Light and variable Winds. Chance of rain 20 percent.

Tonight 27 Sep Monroe

Mostly cloudy. Lows in the mid 50s. Light and variable Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Norwalk Temperature Statistics

September Temperature

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

  • Lowest 14 September, 2026

    36.9 °F

  • Average September

    65.2 °F

  • Highest 1 September, 2026

    91 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

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

  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    58.4 °F
Get WillyWeather+ to remove ads