Wilton Weather Forecast

    • 30
    • 40

    Chance Rain

    • 34
    • 46

    Mostly Cloudy

    • 34
    • 59

    Mostly Cloudy

    • 37
    • 65

    Mostly Cloudy

    • 22
    • 53

    Partly Sunny

    • 25
    • 44

    Mostly Cloudy

Today 18 Mar Monroe

Mostly cloudy this Morning, then becoming partly sunny. Not as cool with Highs around 40. Southwest Winds 5 to 10 Mph.

Tonight 18 Mar Monroe

Mostly cloudy. A slight chance of rain in the Evening, then a chance of rain after midnight. Not as cool with Lows around 30. Southwest Winds around 5 Mph, becoming southeast after midnight. Chance of rain 40 percent.

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Wilton Temperature Statistics

March Temperature

Sparta, Sparta / Fort McCoy Airport (14.3 miles)

  • Lowest 2 March, 2026

    7.7 °F

  • Average March

    38.1 °F

  • Highest 9 March, 2026

    71.1 °F

Climate (2021–Present)

Sparta, Sparta / Fort McCoy Airport (14.3 miles)

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  • Average Low 2021–2026

    34.9 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    58.2 °F
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