AddAir quality in Longmont
Air quality index (AQI⁺) and PM2.5 air pollution in Longmont • 19K Followers • 11:00, Jun 25 Local time
57
US AQI⁺Moderate
Main pollutant:
PM2.5
12.2 µg/m³
19°
15 km/h
77 %
Hourly forecast
Longmont air quality index (AQI⁺) forecast
Daily forecast
Longmont air quality index (AQI⁺) forecast
| Today | 57 |  | 24° 15° |  23 km/h | 71% |
| Fri | 51 |  | 33° 14° | 23 km/h | 50% |
| Sat | 21 | | 36° 15° | 31 km/h | 18% |
Air pollutants
What is the current air quality in Longmont?
PM2.5 concentration is currently 2.4 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Discover Atem car |
Pollen
What is the pollen count in Longmont today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Discover Atem car |
Pollen
What is the pollen count in Longmont today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed Moderate | 50% |
Source:
wetter.comMost polluted locations near Longmont
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Longmont
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Longmont
History
Historic air quality graph for Longmont
Historic air quality near Longmont
History
Historic air quality graph for Longmont
Most polluted locations near Longmont
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Longmont
City ranking
Real-time USA AQI⁺ city ranking
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