Walworth County Fair Grounds Weather Forecast

    • 57
    • 83

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

    • 58
    • 84

    Partly Sunny

    • 58
    • 77

    Slight Chance Rain Showers

    • 58
    • 73

    Chance Rain Showers

Today 15 Sep Walworth

Sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 15 Sep Walworth

Mostly clear. Lows in the upper 50s. East Winds up to 5 Mph.

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Walworth County Fair Grounds Temperature Statistics

September Temperature

Burlington Municipal Airport (11.2 miles)

  • Lowest 8 September, 2025

    36.9 °F
  • Average September

    58.8 °F
  • Highest 12 September, 2025

    82.2 °F

Climate (2020–Present)

Burlington Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    39.4 °F
  • Average 2020–2025

    49.8 °F
  • Average High 2020–2025

    59.5 °F
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