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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Rain |
Temperature | 35.6°F |
Humidity | 88% |
Wind | 9 mp/h |
Pressure | 29.8 Hg |
# | city | US AQI |
---|---|---|
1 | London, Ontario | 74 |
2 | Waterloo, Ontario | 69 |
3 | Hamilton, Ontario | 68 |
4 | Mississauga, Ontario | 66 |
5 | Kitchener, Ontario | 63 |
6 | Toronto, Ontario | 60 |
7 | Burlington, Ontario | 59 |
8 | Laval, Quebec | 54 |
9 | Maniwaki, Quebec | 53 |
10 | Saguenay, Quebec | 53 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | St. Lina Station | 16 |
(local time)
SEE WORLD AQI RANKINGUS AQI
16
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 16 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 0.5µg/m³ | |
O3 | 40µg/m³ | |
NO2 | 0µg/m³ | |
SO2 | 0µg/m³ |
Enjoy outdoor activities | |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, May 16 | Good 23 AQI US | |||
Friday, May 17 | Good 17 AQI US | |||
Saturday, May 18 | Good 20 AQI US | |||
Today | Good 16 AQI US | 100% | 39.2° 33.8° | 8.9 mp/h |
Monday, May 20 | Good 5 AQI US | 100% | 41° 33.8° | 11.2 mp/h |
Tuesday, May 21 | Good 5 AQI US | 42.8° 35.6° | 8.9 mp/h | |
Wednesday, May 22 | Good 6 AQI US | 30% | 42.8° 35.6° | 8.9 mp/h |
Thursday, May 23 | Good 5 AQI US | 55.4° 32° | 4.5 mp/h | |
Friday, May 24 | Good 5 AQI US | 59° 37.4° | 4.5 mp/h | |
Saturday, May 25 | Good 5 AQI US | 62.6° 42.8° | 4.5 mp/h |
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