Norwalk Weather Forecast

    • 46
    • 72

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

    • 52
    • 72

    Mostly Cloudy

    • 44
    • 63

    Mostly Cloudy

    • 37
    • 56

    Chance Rain Showers

Today 21 Oct Monroe

Mostly sunny. Highs in the lower 70s. Southwest Winds around 5 Mph.

Tonight 21 Oct Monroe

Mostly clear. Patchy fog after midnight. Lows in the mid 40s. Light Winds.

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  • Temperature Real-Time

Norwalk Temperature Statistics

October Temperature

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

  • Lowest 17 October, 2026

    24.8 °F

  • Average October

    58.5 °F

  • Highest 10 October, 2026

    86.7 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

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  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    58.4 °F
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