Hartness Airport Weather Forecast

    • 69
    • 84

    Chance Thunderstorms

    • 70
    • 87

    Partly Sunny

    • 71
    • 91

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

Today 29 Aug Southern Greenville

Mostly cloudy. Patchy fog in the morning. A chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 29 Aug Southern Greenville

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartness Airport Temperature Statistics

August Temperature

Greer, Greenville-Spartanburg Airport (3.1 miles)

  • Lowest 25 August, 2026

    63 °F

  • Average August

    79.8 °F

  • Highest 17 August, 2026

    97.6 °F

Climate (2021–2026)

Greer, Greenville-Spartanburg Airport (3.1 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    62.2 °F

  • Average High 2021–2026

    73.4 °F
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