Simpsonville Weather Forecast

    • 61
    • 89

    Decreasing Clouds

    • 58
    • 87

    Mostly Sunny

    • 60
    • 88

    Mostly Sunny

    • 62
    • 91

    Partly Sunny

    • 64
    • 88

    Chance Rain Showers

    • 63
    • 83

    Chance Rain Showers

Today 16 Sep Shelby

Mostly sunny. Highs in the upper 80s. Northeast Winds up to 5 Mph.

Tonight 16 Sep Shelby

Partly cloudy. Lows around 60. East Winds up to 5 Mph.

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Simpsonville Temperature Statistics

September Temperature

Louisville, Bowman Field Airport (16.8 miles)

  • Lowest 8 September, 2025

    46.9 °F

  • Average September

    68.7 °F

  • Highest 12 September, 2025

    88 °F

Climate (2020–Present)

Louisville, Bowman Field Airport (16.8 miles)

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  • Average Low 2020–2025

    48.8 °F

  • Average 2020–2025

    58.5 °F

  • Average High 2020–2025

    68.3 °F
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