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Hourly forecast
18th Street, Boulder air quality index (AQI⁺) forecast
Daily forecast
18th Street, Boulder air quality index (AQI⁺) forecast
| Today | 19 |  | 32° 15° |  31 km/h |  35% |
| Sun | 48 | | 31° 15° | 13 km/h | 28% |
| Mon | 61 |  | 28° 16° | 30 km/h | 41% |
Air pollutants
What is the current air quality near 18th Street?
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 |
Real-time 18th Street, Boulder air pollution map
Pollen
What is the pollen count in 18th Street today?
Index
Moderate
 Tree Moderate | 50% |
 Grass Moderate | 50% |
 Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in 18th Street
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Pollen
What is the pollen count in 18th Street today?
Index
Moderate
Tree Moderate | 50% |
Grass Moderate | 50% |
Weed Moderate | 50% |
Source:
wetter.comHistoric air quality near 18th Street
History
Historic air quality graph for 18th Street
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near 18th Street, Boulder
Worldwide AQI⁺ ranking
Station ranking
Real-time 18th Street AQI⁺ station ranking
Get comprehensive data about air quality in 18th Street, Boulder
Download our Air Quality App
Learn more about global air quality
Where is the cleanest air quality in Boulder?
- Gillaspie Dr11
- 18th Street19
- 650 S 40th St22
- Keewayden24
- North Boulder26
- Dartmouth Avenue30
- Bean Mountain Lane31
- Del Rosa Ct37
- Hawthorn Avenue37
- Boulder - CU - 2102 Athens St.38
- 1491 High St39
- Stony Hill Road39
- Grape Avenue40
- 285 Vail Cir43
- Grove Street43
- South 42nd Street43
- 10th Street47
- 717 Evergreen Boulder47
- Boulder Reservoir52
- 1066 Berea Dr53
