Youngsville Weather Forecast

    • 40
    • 67

    Chance Rain Showers

    • 42
    • 71

    Mostly Sunny

    • 47
    • 76

    Mostly Sunny

    • 49
    • 79

    Mostly Sunny

    • 45
    • 77

    Mostly Sunny

    • 43
    • 74

    Mostly Sunny

Today 7 Sep Warren

Partly sunny with a 40 percent chance of Showers. Highs in the mid 60s. West Winds 5 to 10 Mph.

Tonight 7 Sep Warren

Partly cloudy with a 40 percent chance of Showers. Lows in the mid 40s. Southwest Winds around 5 Mph.

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Youngsville Temperature Statistics

September Temperature

Jamestown, Chautauqua County/Jamestown Airport (20.5 miles)

  • Lowest 4 September, 2025

    50 °F

  • Average September

    63 °F

  • Highest 3 September, 2025

    77 °F

Climate (2020–Present)

Jamestown, Chautauqua County/Jamestown Airport (20.5 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    56 °F
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