AddAir quality in Boulder County
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 159.6K Followers • 22:00, May 10 Local time
41
US AQI⁺Good
Main pollutant:
O₃
100 µg/m³
10°
6 km/h
50 %
Hourly forecast
Boulder County air quality index (AQI⁺) forecast
Daily forecast
Boulder County air quality index (AQI⁺) forecast
| Today | 30 |  | 21° 9° |  22 km/h | 22% |
| Mon | 25 | | 18° 8° | 15 km/h | 45% |
| Tue | 21 |  | 23° 8° | 26 km/h | 33% |
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
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
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in Boulder County?
- West Tamarisk St6
- Gillaspie Dr11
- 18th Street14
- Coal Creek Ranch14
- North Boulder16
- Grape Avenue17
- Keewayden17
- Manorwood Court17
- Pikes Peak Court17
- West Spruce Street17
- Dartmouth Avenue19
- Frontage Road19
- 47th Street20
- Pine Street Park Outdoors20
- Boulder - CU - 2102 Athens St.21
- Del Rosa Ct21
- Shining Mountain Waldorf School21
- West Hemlock Circle21
- Bean Mountain Lane22
- Chautauqua Heights, Cascade Avenue22
- Cleveland Avenue22
- Hawthorn Avenue22
- Stony Hill Road22
- Walker Ranch, Pine Needle Notch22
- 1491 High St23
- Sagebrush Way23
- 10th Street24
- 16-7362 Crannell Dr24
- Kincross Way24
- Thunderhead Drive24
- 2095 Eisenhower Drive26
- Matchless Street26
- 161 Swallow Ln27
- 285 Vail Cir27
- Grove Street28
- Heritage 2 : S Cleveland28
- South 42nd Street29
- Deer Trail Circle34
- 1066 Berea Dr38
- Boulder Reservoir40
