Hartness Airport Weather Forecast

    • 52
    • 64

    Decreasing Clouds

    • 50
    • 74

    Partly Sunny

    • 53
    • 60

    Chance Rain Showers

    • 27
    • 65

    Slight Chance Rain Showers

    • 25
    • 48

    Sunny

    • 30
    • 52

    Mostly Sunny

Today 26 Dec Southern Greenville

Mostly cloudy. Highs in the mid 60s. South Winds 5 to 10 Mph.

Tonight 26 Dec Southern Greenville

Mostly cloudy in the Evening, then clearing. Lows in the lower 50s. Southwest Winds 5 to 10 Mph.

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Hartness Airport Temperature Statistics

December Temperature

Greer, Greenville-Spartanburg Airport (3.1 miles)

  • Lowest 15 December, 2025

    15.1 °F

  • Average December

    42.6 °F

  • Highest 24 December, 2025

    73.9 °F

Climate (2020–Present)

Greer, Greenville-Spartanburg Airport (3.1 miles)

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  • Average Low 2020–2025

    51.6 °F

  • Average 2020–2025

    61.8 °F

  • Average High 2020–2025

    72.9 °F
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