Fountain Inn Weather Forecast

    • 65
    • 78

    Rain Showers Likely

    • 65
    • 80

    Rain Showers Likely

    • 65
    • 81

    Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

    • 63
    • 79

    Rain Showers Likely

    • 59
    • 74

    Rain Showers Likely

Today 25 May Southern Greenville

Mostly cloudy. Patchy fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 25 May Southern Greenville

Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

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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

    65.9 °F

  • Highest 17 May, 2026

    87.8 °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

    61.3 °F

  • Average High 2021–2026

    72 °F
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