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North Charleston Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January38°F64°F50°F2.9"
February39°F66°F51°F3.7"
March45°F72°F58°F3.1"
April53°F80°F66°F3.4"
May62°F85°F73°F3.4"
June70°F91°F79°F6.6"
July73°F92°F82°F6.5"
August73°F91°F81°F8.0"
September68°F87°F76°F5.9"
October56°F80°F67°F5.6"
November45°F72°F57°F2.9"
December42°F67°F53°F3.7"

Did you know?

  • The highest monthly average temperature in North Charleston for July is 82 degrees.
  • The lowest monthly average temperature in North Charleston for January is 50 degrees.
  • The most monthly precipitation in North Charleston occurs in August with 8 inches.
  • The air quality index in North Charleston is 27% better than the national average.
  • The pollution index in North Charleston is 84% better than the national average.

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Compare North Charleston, SC Weather To Other Cities

North Charleston air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexNorth CharlestonSouth CarolinaNational
Air quality index363750
Pollution index783,5893,325,3185,066,862

North Charleston air quality information

MeasurementTotal
Days measured365
Days with good air quality304
Days with moderate air quality61
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

North Charleston air quality information

PollutantTotal
Arsenic0.001%
Benzene0.010%
Carbon Tetrachloride0.001%
Lead0.003%
Mercury0.000%

Average monthly North Charleston temperature with heat index

North Charleston monthly precipitation with daily maximum

North Charleston monthly snow depth with daily maximum

North Charleston monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Folly Beach, SC2,7323628%
James Island, SC11,8443628%
Ravenel, SC2,5643628%
Goose Creek, SC40,5533628%
Ladson, SC15,7763628%
North Charleston, SC106,1133628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Pompano Beach, FL106,0044118%
Pearland, TX106,238524%
Norwalk, CA106,3607448%
Palm Bay, FL106,5733530%
Everett, WA106,580492%
North Charleston, SC106,1133628%
Source: The North Charleston, SC weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.