TODAY MAR28
TEMPERATURE36
HUMIDITY44
PRESSURE101460
WIND COND.150 9.4
  • 6335Thu
  • 5934Fri30%
  • 6538Sat
  • 6636Sun
  • 5030Mon
daynightWeather update from Broomfield / Jeffco at
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Weather Quick Facts

  • The highest monthly average temperature in Jefferson Park for July is 73.1 degrees
  • The lowest monthly average temperature in Jefferson Park for December is 29.8 degrees
  • The most monthly precipitation in Jefferson Park occurs in September with 5.7 inches
  • The air quality index in Jefferson Park is 38% worse than the national average
  • The pollution index in Jefferson Park is 262% worse than the national average

Compare Denver, CO Weather

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      Jefferson Park 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"

      Jefferson Park 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.
      IndexJefferson ParkDenverColorado
      Air quality index585838
      Pollution index9,869,2409,869,2402,068,342

      Jefferson Park 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

      Jefferson Park air quality information

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

      Average monthly Jefferson Park temperature with heat index

      Jefferson Park monthly precipitation with daily maximum

      Jefferson Park monthly snow depth with daily maximum

      Jefferson Park monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Broomfield, CO69,444476.0%
      Louisville, CO19,342476.0%
      Eldorado Springs, CO325476.0%
      Superior, CO13,292476.0%
      Greenwood Village, CO15,1005816.0%
      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 Jefferson Park, 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.