Warm
Average highs sit around 32°C, giving warm days by monthly-average standards.
Weather Guide
North Charleston, South Carolina, United States Average Monthly Weather
Weather score54Mixed annual avg
Best months: September, May, June
Across the year, average daytime temperatures are around 24°C, sunshine averages 7.6h per day, and rainfall totals about 1287mm. Sea temperatures average 21°C across the year.
Annual weather
Annual averages
Temp
24°C
Rain
1287mm
Annual total
Sun
7.6h
Sea
21°C
Weather score
54
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 177mm, so some wet days are possible.
Bright
Sunshine averages 8.2h per day, so bright days are a strong part of the month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare North Charleston, South Carolina, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August32°C average high
August is one of North Charleston's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
August177mm average rain
August is one of North 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 North 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.
Sea temperature
August29°C average sea
August is one of North Charleston's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to September
Sea temperatures are usually near 27°C in this stretch, so swimming comfort is at its strongest.
Weather score
August67 weather score
August scores above North Charleston's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMay to October
These months have the strongest weather score in the monthly averages.
Hotels in North Charleston, South Carolina, United States
Marriott
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North Charleston MarriottNorth Charleston, South Carolina, USA
Aloft Charleston Airport & Convention CenterNorth Charleston, South Carolina, USA
Courtyard Charleston-North CharlestonNorth Charleston, South Carolina, USA
Courtyard North Charleston Airport/ColiseumNorth Charleston, South Carolina, USA
Fairfield Inn & Suites Charleston Airport/Convention CenterNorth Charleston, South Carolina, USA
Fairfield Inn & Suites Charleston North/Ashley PhosphateNorth Charleston, South Carolina, USA