Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
August verdict
Charleston, South Carolina, United States in August
Weather score60Good
Good for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 8.2h per day, so bright days are a strong part of the month. Rainfall averages 185mm, so showers are a real planning factor.
August weather
Monthly averages
Temp
31°C
Rain
185mm
Sun
8.2h
Weather score
60
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 185mm, so showers are a real planning factor.
Bright
Sunshine averages 8.2h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Charleston, South Carolina, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is one of Charleston's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August185mm average rain
August is one of Charleston's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to February, April to May, and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August8.2 hours average sun
August is brighter than Charleston's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Weather score
August60 weather score
August sits close to Charleston's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril to June and September to October
These months have the strongest weather score in the monthly averages.
Hotels in Charleston, South Carolina, United States
Marriott
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Courtyard Charleston Downtown/Civic CenterCharleston, West Virginia, USA