TODAY DEC22
TEMPERATURE40
HUMIDITY34
PRESSURE101930
WIND COND.140 7.6
  • 6534Sun
  • 5830Mon
  • 5429Tue
  • 4728
  • 5229Thu
daynightWeather update from Denver - Centennial Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Southwestern Denver for July is 73.1 degrees
  • The lowest monthly average temperature in Southwestern Denver for December is 29.8 degrees
  • The most monthly precipitation in Southwestern Denver occurs in September with 5.7 inches
  • The air quality index in Southwestern Denver is 38% worse than the national average
  • The pollution index in Southwestern Denver is 88% better than the national average

Compare Denver, CO Weather

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      Southwestern Denver 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
      January21°F45°F31°F1.8"
      February22°F46°F32°F2.0"
      March30°F58°F42°F2.1"
      April35°F63°F47°F4.0"
      May44°F70°F55°F5.2"
      June54°F84°F68°F4.6"
      July60°F89°F73°F5.7"
      August59°F87°F71°F4.5"
      September51°F79°F63°F5.7"
      October39°F67°F51°F4.1"
      November29°F56°F41°F2.2"
      December19°F44°F30°F2.9"

      Southwestern Denver 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.
      IndexSouthwestern DenverDenverColorado
      Air quality index585838
      Pollution index331,4759,869,2402,068,342

      Southwestern Denver air quality

      MeasurementTotal
      Days measured365
      Days with good air quality91
      Days with moderate air quality252
      Days w/ poor A.Q. for sensitive groups20
      Days with unhealthy air quality2

      Air quality details

      PollutantTotal
      Arsenic0.060%
      Benzene0.140%
      Carbon Tetrachloride0.000%
      Lead0.030%
      Mercury0.030%

      Average monthly Southwestern Denver temperature with heat index

      Southwestern Denver monthly precipitation with daily maximum

      Southwestern Denver monthly snow depth with daily maximum

      Southwestern Denver monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Commerce City, CO55,8915816.0%
      Fairmount, CO9,5495816.0%
      North Washington, CO6635816.0%
      Welby, CO15,3725816.0%
      Roxborough Park, CO9,0045816.0%
      Denver, CO715,8785816.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Washington, DC701,974476.0%
      Brampton, ON735,754n/a 
      Vancouver, BC694,440n/a 
      Seattle, WA741,2514510.0%
      Boston, MA689,3264314.0%
      Denver, CO715,8785816.0%
      Source: The Southwestern Denver, Denver, CO 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.