Fountain Inn Weather Forecast

    • 52
    • 77

    Chance Rain Showers

    • 53
    • 74

    Mostly Sunny

    • 56
    • 78

    Slight Chance Thunderstorms

    • 50
    • 77

    Sunny

    • 55
    • 77

    Mostly Sunny

    • 61
    • 85

    Partly Sunny

Today 11 May Southern Greenville

Partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the upper 70s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 11 May Southern Greenville

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fountain Inn Temperature Statistics

May Temperature

Greenville-Donaldson Center Airport (11.2 miles)

  • Lowest 4 May, 2026

    46.4 °F

  • Average May

    62.2 °F

  • Highest 5 May, 2026

    78.8 °F

Climate (2021–Present)

Greenville-Donaldson Center Airport (11.2 miles)

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  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    61.2 °F

  • Average High 2021–2026

    72 °F
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