TODAY APR16
TEMPERATURE42
HUMIDITY73
PRESSURE29.91
WIND COND.360 5.4
  • 6849
  • 6548Sat20%30%
  • 7148Sun
  • 7248Mon
  • 7551Tue
daynightWeather update from Rock Hill, Rock Hill - York County Airport at

Key findings

  • The highest monthly average temperature in Tega Cay for August is 80.8 degrees
  • The lowest monthly average temperature in Tega Cay for February is 43 degrees
  • The most monthly precipitation in Tega Cay occurs in March with 9.2 inches
  • The air quality index in Tega Cay is 1% better than the national average
  • The pollution index in Tega Cay is 13% worse than the national average

Compare Tega Cay, SC Weather

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      Tega Cay 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
      January34°F57°F44°F4.7"
      February32°F56°F43°F4.9"
      March40°F67°F53°F9.2"
      April46°F73°F59°F5.1"
      May54°F80°F67°F3.1"
      June65°F87°F75°F7.7"
      July69°F90°F78°F6.0"
      August71°F93°F81°F3.6"
      September63°F88°F75°F1.5"
      October54°F77°F64°F3.9"
      November39°F66°F52°F4.6"
      December34°F58°F44°F7.2"

      Tega Cay 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.
      IndexTega CaySouth CarolinaNational
      Air quality index493750
      Pollution index5,729,5703,325,3185,066,862

      Tega Cay air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality200
      Days with moderate air quality147
      Days w/ poor A.Q. for sensitive groups18
      Days with unhealthy air quality0

      Tega Cay air quality information

      PollutantTotal
      Arsenic4.280%
      Benzene0.050%
      Carbon Tetrachloride0.020%
      Lead0.130%
      Mercury0.040%

      Average monthly Tega Cay temperature with heat index

      Tega Cay monthly precipitation with daily maximum

      Tega Cay monthly snow depth with daily maximum

      Tega Cay monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      York, SC7,9893628%
      Gastonia, NC73,8773628%
      McConnells, SC2483628%
      Marvin, NC6,056492%
      Lake Wylie, SC11,472492%
      Tega Cay, SC9,026492%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Exeter, NH9,0223726%
      Chatham, NJ9,030512%
      Blacklick Estates, OH9,022468%
      Newcastle, OK9,030484%
      Bay Minette, AL9,0193726%
      Tega Cay, SC9,026492%
      Source: The Tega Cay, 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.