Charleston Weather Forecast

    • 79
    • 85

    Slight Chance Thunderstorms

    • 77
    • 89

    Chance Thunderstorms

    • 78
    • 90

    Chance Thunderstorms

    • 78
    • 91

    Slight Chance Thunderstorms

    • 77
    • 91

    Chance Thunderstorms

    • 76
    • 91

    Chance Thunderstorms

Today 15 Jun Charleston

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 15 Jun Charleston

Mostly cloudy with a slight chance of Showers and Thunderstorms this Evening, then partly cloudy after midnight. Lows in the mid 70s. Southwest Winds 10 to 15 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Charleston Temperature Statistics

June Temperature

Charleston Executive Airport (6.8 miles)

  • Lowest 2 June, 2025

    64.4 °F

  • Average June

    79.2 °F

  • Highest 7 June, 2025

    93.2 °F

Climate (2020–Present)

Charleston Executive Airport (6.8 miles)

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

  • Average Low 2020–2025

    59.1 °F

  • Average 2020–2025

    67.3 °F

  • Average High 2020–2025

    76.1 °F
Get WillyWeather+ to remove ads