Simpsonville Weather Forecast

    • 73
    • 94

    Decreasing Clouds

    • 73
    • 94

    Mostly Sunny

    • 74
    • 96

    Sunny

    • 75
    • 96

    Mostly Sunny

    • 74
    • 96

    Slight Chance Thunderstorms

    • 73
    • 94

    Chance Thunderstorms

Today 30 Jun Southern Greenville

Mostly sunny. Highs in the mid 90s. Northeast Winds around 5 Mph. Heat index Values up to 101.

Tonight 30 Jun Southern Greenville

Mostly cloudy in the Evening, then clearing. Lows in the lower 70s. East Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Simpsonville Temperature Statistics

June Temperature

Greenville-Donaldson Center Airport (6.8 miles)

  • Lowest 3 June, 2026

    55.4 °F

  • Average June

    74.5 °F

  • Highest 12 June, 2026

    93.2 °F

Climate (2021–2026)

Greenville-Donaldson Center Airport (6.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    53.5 °F

  • Average 2021–2026

    61.3 °F

  • Average High 2021–2026

    72 °F
Get WillyWeather+ to remove ads