Clover Valley Airport Weather Forecast

    • 39
    • 80

    Severe Tstms

    • 30
    • 47

    Partly Sunny

    • 28
    • 48

    Mostly Sunny

    • 42
    • 56

    Partly Sunny

    • 45
    • 71

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

Today 17 Apr Walworth

Partly sunny. Areas of dense fog in the morning. A 50 percent chance of rain Showers and Thunderstorms late in the afternoon. Some Thunderstorms may produce heavy rainfall late in the afternoon. Highs in the upper 70s. South Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 17 Apr Walworth

Colder. Rain Showers and Thunderstorms through around Midnight, then chance of light rain Showers after midnight. Patchy fog through the night. Some Thunderstorms may be severe with heavy rainfall. Lows in the upper 30s. Southwest Winds 15 to 20 Mph shifting to the west after midnight. Gusts up to 35 Mph. Chance of precipitation near 100 percent.

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Clover Valley Airport Temperature Statistics

April Temperature

Janesville-Rock County (20.5 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    45.8 °F

  • Highest 12 April, 2026

    75.2 °F

Climate (2021–Present)

Janesville-Rock County (20.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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