Norwalk Weather Forecast

    • 66
    • 88

    Chance Thunderstorms

    • 52
    • 79

    Becoming Sunny

    • 53
    • 75

    Mostly Sunny

    • 57
    • 80

    Partly Sunny

    • 59
    • 81

    Mostly Sunny

    • 65
    • 85

    Mostly Sunny

    • 66
    • 91

    Chance Thunderstorms

Today 20 Jul Monroe

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent. Heat index Values up to 100.

Tonight 20 Jul Monroe

Mostly clear. A slight chance of Showers and Thunderstorms this evening. Lows in the mid 60s. West Winds 10 to 15 Mph. Gusts up to 30 Mph this evening. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Norwalk Temperature Statistics

July Temperature

Sparta, Sparta / Fort McCoy Airport (9.9 miles)

  • Lowest 6 July, 2026

    55.9 °F

  • Average July

    75 °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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