AddAir quality near Longmont, Longmont
Air quality index (AQI⁺) and PM2.5 air pollution near Longmont, Longmont • 9.4K Followers • 11:00, Jun 15 Local time
47
US AQI⁺Good
Main pollutant:
PM2.5
8.5 µg/m³
21°
3 km/h
41 %
Hourly forecast
Longmont, Longmont air quality index (AQI⁺) forecast
Daily forecast
Longmont, Longmont air quality index (AQI⁺) forecast
| Today | 43 |  | 26° 12° |  12 km/h | 39% |
| Tue | 18 | | 33° 15° | 19 km/h | 20% |
| Wed | 26 | | 36° 18° | 37 km/h | 13% |
Air pollutants
What is the current air quality near Longmont?
PM2.5 concentration is currently 1.7 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Real-time Longmont, Longmont air pollution map
Pollen
What is the pollen count in Longmont today?
Index
High
 Tree Low | 25% |
 Grass High | 75% |
 Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in Longmont
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Longmont today?
Index
High
Tree Low | 25% |
Grass High | 75% |
Weed Moderate | 50% |
Source:
wetter.comHistoric air quality near Longmont
History
Historic air quality graph for Longmont
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near Longmont, Longmont
Worldwide AQI⁺ ranking
Station ranking
Real-time Longmont AQI⁺ station ranking
Get comprehensive data about air quality in Longmont, Longmont
Download our Air Quality App
