AddAir quality in Boulder County
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 158.8K Followers • 13:00, Apr 18 Local time
42
US AQI⁺Good
Main pollutant:
O₃
104 µg/m³
6°
15 km/h
23 %
Hourly forecast
Boulder County air quality index (AQI⁺) forecast
Daily forecast
Boulder County air quality index (AQI⁺) forecast
| Today | 37 | | 7° -6° |  27 km/h | 29% |
| Sun | 16 | | 14° 3° | 17 km/h | 16% |
| Mon | 18 |  | 18° 6° | 15 km/h | 20% |
Air pollutants
What is the current air quality in Boulder County?
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 |
Protect yourself from air pollution in Boulder County
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 Boulder County 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 Boulder County today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Boulder County
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.
Most polluted locations near Boulder County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Boulder County
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Boulder County
History
Historic air quality graph for Boulder County
Historic air quality near Boulder County
History
Historic air quality graph for Boulder County
Most polluted locations near Boulder County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Boulder County
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Learn more about global air quality
Where is the cleanest air quality in Boulder County?
- West Tamarisk St0
- Gillaspie Dr6
- Boulder - CU - 2102 Athens St.7
- West Spruce Street20
- 18th Street21
- Hawthorn Avenue22
- North Boulder22
- West Hemlock Circle22
- Keewayden23
- Kincross Way23
- Manorwood Court23
- Table Mesa Court23
- 161 Swallow Ln24
- 285 Vail Cir24
- 47th Street24
- Chautauqua Heights, Cascade Avenue24
- Deer Trail Circle24
- Frontage Road24
- Pikes Peak Court24
- Pine Street Park Outdoors24
- Sagebrush Way24
- Cleveland Avenue26
- Dartmouth Avenue26
- Shining Mountain Waldorf School26
- West Hickory Street - NNRD26
- 1491 High St27
- 16-7362 Crannell Dr27
- 2095 Eisenhower Drive27
- Grape Avenue27
- Grove Street27
- Thunderhead Drive27
- Walker Ranch, Pine Needle Notch27
- Bean Mountain Lane28
- Stony Hill Road28
- 10th Street29
- Del Rosa Ct29
- Heritage 2 : S Cleveland29
- Matchless Street32
- South 42nd Street32
- 1066 Berea Dr38
- Boulder Reservoir42
