Norwalk Weather Forecast

    • 69
    • 88

    Decreasing Clouds

    • 71
    • 92

    Chance Thunderstorms

    • 67
    • 93

    Slight Chance Thunderstorms

    • 65
    • 89

    Mostly Sunny

    • 65
    • 89

    Mostly Sunny

    • 66
    • 89

    Chance Rain Showers

Today 25 Jul Monroe

Mostly cloudy with a slight chance of Showers in the Morning, then mostly sunny in the afternoon. Humid with Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values in the mid 90s in the afternoon.

Tonight 25 Jul Monroe

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Heat index Values in the mid 90s early in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Norwalk Temperature Statistics

July Temperature

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

  • Lowest 22 July, 2026

    49.3 °F

  • Average July

    74.1 °F

  • Highest 15 July, 2026

    94.8 °F

Climate (2021–2026)

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

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  • Average Low 2021–2026

    35 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.3 °F
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