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Key findings

  • The highest monthly average temperature in Commerce City for July is 73 degrees
  • The lowest monthly average temperature in Commerce City for December is 30 degrees
  • The most monthly precipitation in Commerce City occurs in September with 5.7 inches
  • The air quality index in Commerce City is 17% worse than the national average
  • The pollution index in Commerce City is 59% better than the national average

Compare Commerce City, CO Weather

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      Commerce 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
      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"

      Commerce 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.
      IndexCommerce CityColoradoNational
      Air quality index583850
      Pollution index2,055,3302,034,6195,066,862

      Commerce City air quality information

      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

      Commerce City air quality information

      PollutantTotal
      Arsenic0.210%
      Benzene0.020%
      Carbon Tetrachloride0.005%
      Lead0.030%
      Mercury0.070%

      Average monthly Commerce City temperature with heat index

      Commerce City monthly precipitation with daily maximum

      Commerce City monthly snow depth with daily maximum

      Commerce City monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Louisville, CO19,972476%
      Broomfield, CO62,449476%
      Lafayette, CO27,053476%
      Paragon Estates, CO892476%
      Superior, CO12,928476%
      Commerce City, CO51,7315816%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Hoffman Estates, IL51,7275510%
      Huntersville, NC51,701492%
      Battle Creek, MI51,7633824%
      Minnetonka, MN51,651468%
      Southaven, MS51,8164510%
      Commerce City, CO51,7315816%
      Source: The Commerce City, 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.