Norwalk Weather Forecast

    • -13
    • 5

    Cold

    • 0
    • 13

    Partly Sunny

    • -5
    • 9

    Cold

    • -8
    • 9

    Cold

    • -4
    • 12

    Partly Sunny

    • -2
    • 15

    Partly Sunny

Today 25 Jan Monroe

Mostly sunny. Highs around 5 above. North Winds 5 to 10 Mph.

Tonight 25 Jan Monroe

Partly cloudy. Cold with Lows around 13 below. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Norwalk Temperature Statistics

January Temperature

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

  • Lowest 23 January, 2026

    -26.5 °F

  • Average January

    19.9 °F

  • Highest 13 January, 2026

    50 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    58.1 °F
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