Charleston Weather Forecast

    • 74
    • 86

    Mostly Sunny

    • 75
    • 87

    Slight Chance Thunderstorms

    • 74
    • 86

    Slight Chance Thunderstorms

    • 72
    • 84

    Chance Thunderstorms

    • 70
    • 82

    Partly Sunny

    • 71
    • 81

    Partly Sunny

    • 71
    • 83

    Partly Sunny

Today 19 Sep Charleston

Mostly sunny. Highs in the upper 80s. Northwest Winds around 5 Mph.

Tonight 19 Sep Charleston

Partly cloudy. Lows in the lower 70s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charleston Temperature Statistics

September Temperature

Charleston Executive Airport (6.8 miles)

  • Lowest 8 September, 2017

    64.4 °F
  • Average September

    76.7 °F
  • Highest 1 September, 2017

    87.8 °F

Climate (2010–Present)

Charleston Executive Airport (6.8 miles)

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  • Average Low 2010–Present

    59.3 °F
  • Average 2010–Present

    67.7 °F
  • Average High 2010–Present

    76.1 °F
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