Fayette Weather Forecast

    • 61
    • 84

    Slight Chance Thunderstorms

    • 60
    • 79

    Chance Rain Showers

    • 61
    • 77

    Chance Rain Showers

    • 61
    • 76

    Chance Thunderstorms

    • 59
    • 76

    Chance Rain Showers

    • 54
    • 74

    Partly Sunny

Today 18 Sep Lafayette

Mostly sunny. A 20 percent chance of light Showers late in the afternoon. Highs in the mid 80s. South Winds up to 5 Mph.

Tonight 18 Sep Lafayette

Partly cloudy until early morning then becoming mostly cloudy. Slight chance of Thunderstorms through around midnight. Chance of light Showers through the night. Slight chance of Thunderstorms early in the morning. Lows in the lower 60s. East Winds up to 5 Mph. Chance of precipitation 40 percent.

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Fayette Temperature Statistics

September Temperature

Iowa County Airport (13 miles)

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    60.8 °F

  • Highest 1 September, 2025

    71.6 °F

Climate (2020–Present)

Iowa County Airport (13 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    58.7 °F
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