TODAY JUN19
TEMPERATURE93
HUMIDITY49
PRESSURE30
WIND COND. 3.4
  • 9675Wed30%
  • 9472Thu20%40%
  • 9273Fri30%60%
  • 9174Sat30%
  • 9675Sun30%
daynightWeather update from Rock Hill, Rock Hill - York County Airport at

Tega Cay 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
January11°F74°F43°F2.5"
February16°F74°F44°F2.7"
March19°F86°F52°F3.9"
April21°F90°F60°F2.3"
May42°F92°F67°F2.6"
June53°F102°F76°F4.3"
July56°F102°F78°F3.9"
August62°F104°F79°F4.0"
September45°F97°F72°F1.8"
October28°F91°F61°F2.8"
November16°F83°F51°F3.0"
December18°F80°F45°F4.8"

Did you know?

  • The highest monthly average temperature in Tega Cay for August is 79 degrees.
  • The lowest monthly average temperature in Tega Cay for January is 43 degrees.
  • The most monthly precipitation in Tega Cay occurs in December with 4.8 inches.
  • The air quality index in Tega Cay is 15% better than the national average.
  • The pollution index in Tega Cay is 13% worse than the national average.

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Compare Tega Cay, SC Weather To Other Cities

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 index423750
Pollution index5,729,5703,325,3185,066,862

Tega Cay air quality information

MeasurementTotal
Days measured365
Days with good air quality278
Days with moderate air quality87
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

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.
Gastonia, NC73,8773628%
McConnells, SC2483628%
York, SC7,9893628%
Catawba, SC9264216%
Lake Wylie, SC11,4724216%
Tega Cay, SC9,0264216%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Exeter, NH9,0223628%
Chatham, NJ9,030536%
Blacklick Estates, OH9,0224314%
Newcastle, OK9,030476%
Bay Minette, AL9,0193432%
Tega Cay, SC9,0264216%
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.