Norwalk Weather Forecast

    • 57
    • 83

    Mostly Cloudy

    • 60
    • 81

    Rain Showers

    • 64
    • 81

    Rain Showers

    • 53
    • 80

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 58
    • 81

    Slight Chance Thunderstorms

Today 6 Sep Monroe

Mostly sunny. Highs in the lower 80s. Southeast Winds around 5 Mph.

Tonight 6 Sep Monroe

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds around 5 Mph.

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 2 September, 2026

    65.3 °F

  • Average September

    76.7 °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

    35.2 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    58.4 °F
Get WillyWeather+ to remove ads