TODAY JUN23
TEMPERATURE80
HUMIDITY69
PRESSURE29.81
WIND COND.90 4.7
  • 9878Sun20%
  • 9778Mon
  • 9777Tue
  • 9877Wed
  • 9777Thu
daynightWeather update from Dallas/Fort Worth International Airport at

Southlake 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
January16°F84°F47°F1.5"
February14°F90°F51°F1.2"
March22°F95°F59°F4.3"
April27°F102°F66°F4.1"
May38°F100°F74°F3.0"
June57°F104°F83°F4.6"
July63°F106°F85°F2.9"
August63°F108°F86°F1.9"
September48°F106°F77°F2.0"
October30°F96°F66°F3.0"
November24°F90°F58°F1.6"
December10°F90°F46°F1.2"

Did you know?

  • The highest monthly average temperature in Southlake for August is 86 degrees.
  • The lowest monthly average temperature in Southlake for December is 46 degrees.
  • The most monthly precipitation in Southlake occurs in June with 4.6 inches.
  • The air quality index in Southlake is 8% worse than the national average.
  • The pollution index in Southlake is 72% better than the national average.

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Compare Southlake, TX Weather To Other Cities

Southlake 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.
IndexSouthlakeTexasNational
Air quality index545250
Pollution index1,399,3104,642,9165,066,862

Southlake air quality information

MeasurementTotal
Days measured365
Days with good air quality156
Days with moderate air quality176
Days w/ poor A.Q. for sensitive groups32
Days with unhealthy air quality1

Southlake air quality information

PollutantTotal
Arsenic0.003%
Benzene0.020%
Carbon Tetrachloride0.001%
Lead0.010%
Mercury0.002%

Average monthly Southlake temperature with heat index

Southlake monthly precipitation with daily maximum

Southlake monthly snow depth with daily maximum

Southlake monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Sansom Park, TX4,8193334%
River Oaks, TX7,6663334%
Blue Mound, TX3,263548%
Coppell, TX40,631548%
DISH, TX338548%
Southlake, TX29,101548%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Burbank, IL29,0876020%
O'Fallon, IL29,0786020%
South Riding, VA29,073492%
Russellville, AR29,1363628%
West Falls Church, VA29,059492%
Southlake, TX29,101548%
Source: The Southlake, TX 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.