Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Watford
Air quality index (AQI) and PM2.5 air pollution in Watford
607 people follow this city
Watford Air Quality Map
Real-time Watford air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Watford?
| Weather | Broken clouds |
| Temperature | 44.6°F |
| Humidity | 73% |
| Wind | 6.9 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time United Kingdom city ranking
| # | city | US AQI |
|---|---|---|
| 1 | West End of London, England | 65 |
| 2 | Port Talbot, Wales | 45 |
| 3 | Cheam, England | 37 |
| 4 | Middlesbrough, England | 37 |
| 5 | Iver, England | 36 |
| 6 | Wandsworth, England | 34 |
| 7 | London, England | 33 |
| 8 | Luton, England | 33 |
| 9 | Nottingham, England | 32 |
| 10 | Aberdeen, Scotland | 31 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
15*
live AQI index
Good
Overview
What is the current air quality in Watford?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 15* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.7*µg/m³ | |
✓
PM2.5 concentration in Watford air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Watford?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Watford air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 15 AQI US |  100% | 53.6° 44.6° |  17.9 mp/h |
| Saturday, Apr 20 | Good 14 AQI US | | 48.2° 33.8° | 13.4 mp/h |
| Sunday, Apr 21 | Good 13 AQI US | | 46.4° 33.8° | 13.4 mp/h |
| Monday, Apr 22 | Good 19 AQI US | 100% | 44.6° 35.6° | 6.7 mp/h |
| Tuesday, Apr 23 | Good 16 AQI US | 40% | 46.4° 37.4° | 13.4 mp/h |
| Wednesday, Apr 24 | Good 13 AQI US | | 51.8° 35.6° | 11.2 mp/h |
| Thursday, Apr 25 | Good 11 AQI US | 20% | 48.2° 35.6° | 11.2 mp/h |
| Friday, Apr 26 | Good 13 AQI US | 30% | 50° 35.6° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Watford?
No locations are available.
AQI US, Metric