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Air quality in Longmont, CO

Live air quality report and air quality forecast in Longmont

live
3 °C Fill 2Created with Sketch. 0 UV
fair
40.0 AQI
fair
40.0 AQI
Fill 2Created with Sketch.
3 °C
0 UV

Main pollutants

35.0
PM2.5
39.0
PM10
40.0
NO2
9.0
O3
  • outdoor sports
  • bring baby out
  • eating outside
The air is moderately polluted. Greater than the maximum limit established for one year by WHO. A long-term exposure constitutes a health risk.

Live air quality report and air quality forecast in Longmont

35.0
PM2.5
39.0
PM10
40.0
NO2
9.0
O3

Annual Average 41 AQI
Days per year at this level

Main pollutants

AQI

  • 35.0
    PM2.5
  • 39.0
    PM10
  • 40.0
    NO2
  • 9.0
    O3

µg/m³

  • 10
    PM2.5
  • 34
    PM10
  • 20
    NO2
  • 9.0
    O3
our sources

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