AddAir quality in Longmont
Air quality index (AQI⁺) and PM2.5 air pollution in Longmont • 18.2K Followers • 15:00, Apr 17 Local time
9
US AQI⁺Good
Main pollutant:
PM2.5
1.8 µg/m³
0°
20 km/h
74 %
Hourly forecast
Longmont air quality index (AQI⁺) forecast
Daily forecast
Longmont air quality index (AQI⁺) forecast
| Today | 9 |  | 4° 0° |  22 km/h | 65% |
| Sat | 10 |  | 14° -1° | 12 km/h | 24% |
| Sun | 14 | | 23° 5° | 13 km/h | 19% |
Air pollutants
What is the current air quality in Longmont?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Longmont today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Longmont today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comMost polluted locations near Longmont
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Longmont
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
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