Hartness Airport Weather Forecast

    • 51
    • 82

    Mostly Sunny

    • 52
    • 83

    Sunny

    • 56
    • 83

    Sunny

    • 57
    • 82

    Mostly Sunny

    • 63
    • 85

    Partly Sunny

    • 65
    • 85

    Partly Sunny

Today 26 Sep Southern Greenville

Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 26 Sep Southern Greenville

Mostly clear. Lows around 50. North Winds around 5 Mph.

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Hartness Airport Temperature Statistics

September Temperature

Greer, Greenville-Spartanburg Airport (3.1 miles)

  • Lowest 23 September, 2026

    61 °F

  • Average September

    79.1 °F

  • Highest 3 September, 2026

    97.6 °F

Climate (2021–2026)

Greer, Greenville-Spartanburg Airport (3.1 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    62.3 °F

  • Average High 2021–2026

    73.5 °F
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