Coon Valley Weather Forecast

    • 61
    • 83

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 60
    • 78

    Chance Rain Showers

    • 61
    • 80

    Chance Thunderstorms

    • 57
    • 79

    Chance Rain Showers

    • 55
    • 75

    Slight Chance Rain Showers

Today 18 Sep Vernon

Partly sunny with a slight chance of Showers. A slight chance of Thunderstorms in the afternoon. Highs in the lower 80s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 18 Sep Vernon

Mostly cloudy with a 20 percent chance of Showers. Near steady temperature in the mid 60s. East Winds around 5 Mph.

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Coon Valley Temperature Statistics

September Temperature

Viroqua Municipal Airport (9.3 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    66.2 °F

  • Highest 14 September, 2025

    83.5 °F

Climate (2020–Present)

Viroqua Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    55.4 °F
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