AddAir quality in Leyden
Air quality index (AQI⁺) and PM2.5 air pollution in Leyden • 1 Follower • 00:00, Jul 27
33
US AQI⁺Good
Main pollutant:
PM2.5
5.9 µg/m³
17°
4 km/h
64 %
Hourly forecast
Leyden air quality index (AQI⁺) forecast
Daily forecast
Leyden air quality index (AQI⁺) forecast
| Today | 53 |  | 26° 13° |  9 km/h | 65% |
| Tue | 46 |  | 25° 18° | 19 km/h | 92% |
| Wed | 65 |  | 18° 17° | 17 km/h | 99% |
Air pollutants
What is the current air quality in Leyden?
PM2.5 concentration is currently 1.2 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 |
Protect yourself from air pollution in Leyden
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in Leyden today?
Index
High
 Tree None | 0% |
 Grass Moderate | 50% |
 Weed High | 75% |
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 Leyden today?
Index
High
Tree None | 0% |
Grass Moderate | 50% |
Weed High | 75% |
Source:
wetter.comProtect yourself from air pollution in Leyden
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near Leyden
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Leyden
Historic air quality near Leyden
History
Historic air quality graph for Leyden
Historic air quality near Leyden
History
Historic air quality graph for Leyden
Most polluted locations near Leyden
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Leyden
Measure your own air quality
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