TODAY MAR02
TEMPERATURE64
HUMIDITY31
PRESSURE30.18
WIND COND. 11.2
  • 7047Wed
  • 7354Thu
  • 7751Fri
  • 6746Sat
  • 7052Sun
daynightWeather update from San Antonio, Stinson Municipal Airport at

Key findings

  • The highest monthly average temperature in King William for August is 86 degrees
  • The lowest monthly average temperature in King William for January is 53 degrees
  • The most monthly precipitation in King William occurs in May with 4.4 inches
  • The air quality index in King William is 1% better than the national average
  • The pollution index in King William is 377% worse than the national average

Compare San Antonio, TX Weather

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      King William 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
      January42°F67°F53°F2.4"
      February47°F71°F57°F1.2"
      March54°F78°F64°F2.5"
      April60°F84°F71°F2.4"
      May67°F89°F77°F4.4"
      June73°F95°F83°F1.8"
      July75°F97°F84°F2.3"
      August75°F99°F86°F2.9"
      September71°F93°F81°F3.2"
      October62°F86°F73°F2.4"
      November53°F76°F63°F1.5"
      December45°F67°F55°F1.8"

      King William 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.
      IndexKing WilliamSan AntonioTexas
      Air quality index494952
      Pollution index24,182,70024,182,7004,642,916

      King William air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality196
      Days with moderate air quality163
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality1

      King William air quality information

      PollutantTotal
      Arsenic0.310%
      Benzene0.310%
      Carbon Tetrachloride0.080%
      Lead0.140%
      Mercury0.230%

      Average monthly King William temperature with heat index

      King William monthly precipitation with daily maximum

      King William monthly snow depth with daily maximum

      King William monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Castle Hills, TX4,367492%
      Hill Country Village, TX751492%
      Elmendorf, TX1,596492%
      Kirby, TX8,441492%
      Lackland AFB, TX6,711492%
      San Antonio, TX1,439,358492%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      San Diego, CA1,374,8126428%
      Phoenix, AZ1,555,3247448%
      Philadelphia, PA1,559,938512%
      Dallas, TX1,278,433512%
      San Jose, CA1,009,3634314%
      San Antonio, TX1,439,358492%
      Source: The King William, San Antonio, 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.