TODAY MAY05
TEMPERATURE54
HUMIDITY62
PRESSURE30.26
WIND COND.30 24.1
  • 7247Thu
  • 8151Fri
  • 7044Sat
  • 5441Sun
  • 5639Mon
daynightWeather update from Broomfield / Jeffco at

Key findings

  • The highest monthly average temperature in Northglenn for July is 74.8 degrees
  • The lowest monthly average temperature in Northglenn for December is 29.4 degrees
  • The most monthly precipitation in Northglenn occurs in May with 2.2 inches
  • The air quality index in Northglenn is 17% worse than the national average
  • The pollution index in Northglenn is 72% better than the national average

Compare Northglenn, CO Weather

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      Northglenn 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
      January18°F47°F31°F0.4"
      February18°F49°F32°F0.4"
      March27°F60°F42°F0.6"
      April32°F66°F48°F1.8"
      May41°F73°F56°F2.2"
      June52°F87°F69°F1.8"
      July59°F93°F75°F1.7"
      August57°F90°F72°F1.7"
      September49°F83°F65°F1.4"
      October37°F70°F51°F1.4"
      November26°F60°F41°F0.6"
      December16°F46°F29°F0.6"

      Northglenn 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.
      IndexNorthglennColoradoNational
      Air quality index583850
      Pollution index1,396,4202,034,6195,066,862

      Northglenn 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

      Northglenn air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.004%
      Lead0.010%
      Mercury0.000%

      Average monthly Northglenn temperature with heat index

      Northglenn monthly precipitation with daily maximum

      Northglenn monthly snow depth with daily maximum

      Northglenn monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Aristocrat Ranchettes, CO1,0734510%
      Louisville, CO19,972476%
      Broomfield, CO62,449476%
      Frederick, CO10,791476%
      Dacono, CO4,623476%
      Northglenn, CO38,1285816%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      The Acreage, FL38,1033628%
      Westerville, OH38,089468%
      Muskegon, MI38,0863824%
      Lake Oswego, OR38,0653824%
      Florence, SC38,2214020%
      Northglenn, CO38,1285816%
      Source: The Northglenn, 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.