TODAY NOV14
TEMPERATURE61
HUMIDITY41
PRESSURE102030
WIND COND.340 9.4
  • 7747Thu
  • 7756Fri
  • 8265Sat
  • 8567Sun30%
  • 7956Mon50%
daynightWeather update from San Antonio, San Antonio International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Edison for August is 85.8 degrees
  • The lowest monthly average temperature in Edison for January is 53.2 degrees
  • The most monthly precipitation in Edison occurs in May with 4.4 inches
  • The air quality index in Edison is 16% worse than the national average
  • The pollution index in Edison is 787% worse than the national average

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      Edison 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"

      Edison 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.
      IndexEdisonSan AntonioTexas
      Air quality index494952
      Pollution index24,182,70024,182,7002,009,300

      Edison air quality

      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

      Air quality details

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

      Average monthly Edison temperature with heat index

      Edison monthly precipitation with daily maximum

      Edison monthly snow depth with daily maximum

      Edison monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      China Grove, TX1,239492.0%
      Shavano Park, TX3,874492.0%
      Castle Hills, TX4,459492.0%
      Helotes, TX9,525492.0%
      Randolph AFB, TX1,188492.0%
      San Antonio, TX1,529,133492.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Philadelphia, PA1,581,531512.0%
      San Diego, CA1,414,5456428.0%
      Phoenix, AZ1,658,4227448.0%
      Calgary, AB1,371,990n/a 
      Dallas, TX1,338,846512.0%
      San Antonio, TX1,529,133492.0%
      Source: The Edison, 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.