Best year time to visit Charleston (historical)

General weather information about Charleston (historical)

Average annual temperature is 15.9 °C

Absolute maximum temperature: 42.0 °C

Absolute minimum temperature: -1.7 °C

Number of sunny days: 270 days

Number of rainy days: 95 days

Look at detailed online map of Charleston (historical)

* Weather data for Charleston (historical) United States is based on climate observations for 2026 year

Charleston (historical) air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.218.919.830.932.239.042.041.234.234.726.418.7
Average daytime temperature (°C)13.513.714.922.125.229.736.836.230.026.919.315.7
Average temperature (°C)8.67.59.514.117.020.325.625.821.318.512.19.9
Average night temperature (°C)5.13.05.57.910.813.116.417.814.711.96.56.0
Absolute minimum temperature (°C)-1.7-1.10.12.87.610.811.813.511.94.50.30.2

Charleston (historical) monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.814.513.612.411.210.19.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.57.57.511.411.713.013.512.310.99.78.26.2
Precipitation (mm)24490279426008121141127
Sunny days13179262430312926252317
Rainy days1811224700246714
Snow days000000000000

Charleston (historical) - weather forecast by months

Charleston (historical) weather in januaryCharleston (historical) weather in februaryCharleston (historical) weather in marchCharleston (historical) weather in aprilCharleston (historical) weather in mayCharleston (historical) weather in juneCharleston (historical) weather in julyCharleston (historical) weather in augustCharleston (historical) weather in septemberCharleston (historical) weather in octoberCharleston (historical) weather in novemberCharleston (historical) weather in december

Best time to visit Charleston (historical):

The best time to visit Charleston (historical) during the most sunny months:

  • June — 13.0(h)
  • July — 13.5(h)
  • August — 12.3(h)

The largest precipitation sum in Charleston (historical) is at

  • January — 244(mm)
  • February — 90(mm)
  • March — 279(mm)
  • December — 127(mm)

    • Weather forecast in the closest to Charleston (historical) admin centers

    Weather forecast in the closest towns to Charleston (historical)

    Explore Charleston (historical)

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    Frequently asked questions

    When is the best time to visit Charleston (historical)?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Charleston (historical).
    What is the weather like in Charleston (historical)?
    See average temperature, rainfall and daylight hours for Charleston (historical) by month in the table above.
    How many sunny days does Charleston (historical) have?
    The monthly weather statistics above show sunshine and rainfall patterns for Charleston (historical) throughout the year.