TODAY APR25
TEMPERATURE75
HUMIDITY54
PRESSURE101900
WIND COND.100 14.8
  • 7563Fri
  • 7664Sat
  • 7662Sun
  • 7863Mon
  • 8065Tue
daynightWeather update from Charleston Executive Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Seabrook Island for July is 82.2 degrees
  • The lowest monthly average temperature in Seabrook Island for January is 48.7 degrees
  • The most monthly precipitation in Seabrook Island occurs in May with 6.5 inches
  • The air quality index in Seabrook Island is 10% better than the national average
  • The pollution index in Seabrook Island is 71% better than the national average

Compare Seabrook Island, SC Weather

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      Seabrook Island 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
      January41°F58°F49°F2.3"
      February44°F63°F52°F0.6"
      March50°F68°F58°F0.5"
      April59°F75°F67°F2.2"
      May67°F82°F74°F6.5"
      June74°F88°F81°F3.0"
      July76°F90°F82°F5.3"
      August75°F89°F81°F3.9"
      September70°F85°F77°F4.9"
      October60°F78°F68°F0.7"
      November48°F68°F56°F0.8"
      December46°F63°F53°F3.8"

      Seabrook Island 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.
      IndexSeabrook IslandSouth CarolinaNational
      Air quality index383742
      Pollution index783,5893,620,4382,726,193

      Seabrook Island 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

      Seabrook Island air quality information

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

      Average monthly Seabrook Island temperature with heat index

      Seabrook Island monthly precipitation with daily maximum

      Seabrook Island monthly snow depth with daily maximum

      Seabrook Island monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Charleston, SC137,0413824.0%
      Meggett, SC1,1243824.0%
      Folly Beach, SC2,6643824.0%
      Ravenel, SC2,6503824.0%
      Edisto Beach, SC7103824.0%
      Seabrook Island, SC1,8103824.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Tariffville, CT1,8104118.0%
      Monroe, IA1,8103922.0%
      Stockton, MO1,8103922.0%
      Sharon, MS1,8103530.0%
      Loretto, TN1,8102746.0%
      Seabrook Island, SC1,8103824.0%
      Source: The Seabrook Island, 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.