TODAY APR19
TEMPERATURE78
HUMIDITY28
PRESSURE29.82
WIND COND.290 24.1
  • 7559Tue
  • 8146Wed
  • 6950Thu
  • 7360Fri40%
  • 7661Sat80%80%
daynightWeather update from Charleston, Charleston Air Force Base at

Key findings

  • The highest monthly average temperature in North Charleston for July is 81.5 degrees
  • The lowest monthly average temperature in North Charleston for January is 49.6 degrees
  • The most monthly precipitation in North Charleston occurs in August with 8 inches
  • The air quality index in North Charleston is 24% better than the national average
  • The pollution index in North Charleston is 85% better than the national average

Compare North Charleston, SC Weather

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      North Charleston Average Temperature

      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"

      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 index383750
      Pollution index783,5893,325,3185,066,862

      North Charleston air quality information

      MeasurementTotal
      Days measured355
      Days with good air quality299
      Days with moderate air quality55
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      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, SC2,7323824%
      James Island, SC11,8443824%
      Ravenel, SC2,5643824%
      Goose Creek, SC40,5533824%
      Ladson, SC15,7763824%
      North Charleston, SC106,1133824%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Pompano Beach, FL106,0044118%
      Pearland, TX106,238524%
      Norwalk, CA106,3607244%
      Palm Bay, FL106,5733628%
      Everett, WA106,5804510%
      North Charleston, SC106,1133824%
      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.