Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near 159-199 Mary Ave, London
Air quality index (AQI) and PM2.5 air pollution near 159-199 Mary Ave, London
346 people follow this station
Air Quality Map
Real-time 159-199 Mary Ave air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in 159-199 Mary Ave today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near 159-199 Mary Ave, London?
| Weather | Broken clouds |
| Temperature | 68°F |
| Humidity | 58% |
| Wind | 3 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Kitchener, Ontario | 90 |
| 2 | Saskatoon, Saskatchewan | 89 |
| 3 | Hamilton, Ontario | 82 |
| 4 | Guelph, Ontario | 78 |
| 5 | Burlington, Ontario | 73 |
| 6 | London, Ontario | 70 |
| 7 | Toronto, Ontario | 70 |
| 8 | Oshawa, Ontario | 68 |
| 9 | Waterloo, Ontario | 68 |
| 10 | Mississauga, Ontario | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time London air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | 159-199 Mary Ave | 76 |
| 2 | London Station2 | 71 |
| 3 | London-CDN | 64 |
(local time)
SEE WORLD AQI RANKING
US AQI
76
live AQI index
Moderate
Overview
What is the current air quality near 159-199 Mary Ave, London?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 76 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 22.5µg/m³ | |
Health Recommendations
What is the current air quality near 159-199 Mary Ave, London?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
159-199 Mary Ave, London air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 11 | Good 27 AQI US  | |||
| Sunday, May 12 | Good 35 AQI US | |||
| Monday, May 13 | Moderate 58 AQI US | |||
| Monday, May 13 | Moderate 51 AQI US |  100% | 69.8° 55.4° |  6.7 mp/h |
| Today | Moderate 76 AQI US | 40% | 69.8° 51.8° | 8.9 mp/h |
| Wednesday, May 15 | Moderate 55 AQI US | | 68° 51.8° | 4.5 mp/h |
| Thursday, May 16 | Moderate 55 AQI US | | 66.2° 53.6° | 8.9 mp/h |
| Friday, May 17 | Moderate 55 AQI US | 20% | 71.6° 55.4° | 6.7 mp/h |
| Saturday, May 18 | Moderate 59 AQI US | 50% | 69.8° 57.2° | 8.9 mp/h |
| Sunday, May 19 | Moderate 60 AQI US | 40% | 73.4° 55.4° | 6.7 mp/h |
| Monday, May 20 | Moderate 56 AQI US |  | 69.8° 51.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
159-199 Mary Ave air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in London?
AQI US, Metric