TODAY NOV21
TEMPERATURE70
HUMIDITY
PRESSURE
WIND COND.280 13
  • 7152Fri
  • 7562Sat
  • 8066Sun
  • 8364Mon
  • 7864Tue
daynightWeather update from Houston / Ellington at
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Weather Quick Facts

  • The highest monthly average temperature in League City for August is 84.2 degrees
  • The lowest monthly average temperature in League City for January is 54.8 degrees
  • The most monthly precipitation in League City occurs in August with 7.4 inches
  • The air quality index in League City is 24% worse than the national average
  • The pollution index in League City is 74% better than the national average

Compare League City, TX Weather

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      League City 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
      January46°F66°F55°F3.7"
      February49°F69°F58°F2.4"
      March56°F75°F65°F3.2"
      April62°F80°F71°F5.0"
      May69°F86°F77°F4.7"
      June75°F92°F83°F4.2"
      July76°F93°F84°F5.7"
      August77°F94°F84°F7.4"
      September73°F90°F81°F4.1"
      October63°F84°F73°F5.3"
      November54°F75°F64°F4.1"
      December49°F67°F57°F3.8"

      League City 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.
      IndexLeague CityTexasNational
      Air quality index525242
      Pollution index701,6522,009,3002,726,193

      League City air quality

      MeasurementTotal
      Days measured365
      Days with good air quality171
      Days with moderate air quality163
      Days w/ poor A.Q. for sensitive groups26
      Days with unhealthy air quality4

      Air quality details

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

      Average monthly League City temperature with heat index

      League City monthly precipitation with daily maximum

      League City monthly snow depth with daily maximum

      League City monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Liverpool, TX522524.0%
      Deer Park, TX33,599524.0%
      Morgan's Point, TX288524.0%
      Shoreacres, TX1,551524.0%
      Bayou Vista, TX1,967524.0%
      League City, TX105,410524.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Columbia, MD105,412468.0%
      Chatham-Kent, ON105,414n/a 
      Santa Maria, CA105,528468.0%
      Davie, FL105,5944118.0%
      Brantford, ON105,103n/a 
      League City, TX105,410524.0%
      Source: The League City, 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.