TODAY MAY12
TEMPERATURE40
HUMIDITY86
PRESSURE30.32
WIND COND.
  • 5637Wed20%
  • 7442Thu
  • 7742Fri
  • 7543Sat
  • 7543Sun
daynightWeather update from Perry Stokes Airport at

Key findings

  • The highest monthly average temperature in Jansen for July is 74.3 degrees
  • The lowest monthly average temperature in Jansen for December is 32 degrees
  • The most monthly precipitation in Jansen occurs in July with 2.5 inches
  • The air quality index in Jansen is 60% better than the national average
  • The pollution index in Jansen is 66% better than the national average

Compare Jansen, CO Weather

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      Jansen 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°F49°F32°F0.5"
      February21°F52°F35°F0.4"
      March29°F63°F44°F0.9"
      April35°F68°F51°F1.5"
      May43°F76°F59°F1.8"
      June54°F89°F71°F1.3"
      July60°F91°F74°F2.5"
      August58°F88°F72°F1.9"
      September51°F83°F66°F1.3"
      October38°F72°F54°F1.1"
      November28°F61°F43°F0.4"
      December18°F49°F32°F0.6"

      Jansen 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.
      IndexJansenColoradoNational
      Air quality index203850
      Pollution index1,705,2802,034,6195,066,862

      Jansen air quality information

      MeasurementTotal
      Days measured126
      Days with good air quality125
      Days with moderate air quality1
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Jansen air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.030%
      Carbon Tetrachloride0.002%
      Lead0.000%
      Mercury0.000%

      Average monthly Jansen temperature with heat index

      Jansen monthly precipitation with daily maximum

      Jansen monthly snow depth with daily maximum

      Jansen monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Segundo, CO991570%
      Valdez, CO61570%
      Cokedale, CO1111570%
      Starkville, CO691570%
      Trinidad, CO8,2802060%
      Jansen, CO2132060%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Harpers Ferry, WV2134020%
      Addison, PA2133628%
      Petersburg, ND2133334%
      Golf, FL2134118%
      Ezel, KY2133334%
      Jansen, CO2132060%
      Source: The Jansen, 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.