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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | None | ||
Tree pollen | None | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Clear sky |
Temperature | 57.2°F |
Humidity | 66% |
Wind | 3 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Guelph, Ontario | 53 |
2 | Fort St John, British Columbia | 52 |
3 | Oakville, Ontario | 52 |
4 | Valemount, British Columbia | 51 |
5 | Hamilton, Ontario | 44 |
6 | Windsor, Ontario | 44 |
7 | Sherbrooke, Quebec | 43 |
8 | Burlington, Ontario | 41 |
9 | Saint-Bruno-de-Montarville, Quebec | 38 |
10 | Mississauga, Ontario | 35 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | 111Pacific Avenue | 38 |
2 | Ontario Ministry of the Environment Toronto North | 38 |
3 | Ontario Ministry of the Environment Toronto West | 38 |
4 | Toronto Downtown 2 | 38 |
5 | Ursula Franklin Street | 35 |
6 | Wolfrey Avenue | 34 |
7 | Toronto Downtown | 33 |
8 | Markham Street | 32 |
9 | Spadina Avenue | 31 |
10 | Queens Quay West | 30 |
(local time)
SEE WORLD AQI RANKINGUS AQI
38
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 38 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 7µg/m³ | |
O3 | 56µg/m³ | |
NO2 | 35.7µg/m³ | |
SO2 | 0.3µg/m³ | |
CO | 240.5µg/m³ |
Enjoy outdoor activities | |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Tuesday, May 21 | Moderate 53 AQI US | |||
Wednesday, May 22 | Good 37 AQI US | |||
Thursday, May 23 | Good 41 AQI US | |||
Today | Good 38 AQI US | 71.6° 57.2° | 8.9 mp/h | |
Saturday, May 25 | Good 35 AQI US | 100% | 66.2° 53.6° | 8.9 mp/h |
Sunday, May 26 | Moderate 57 AQI US | 69.8° 50° | 8.9 mp/h | |
Monday, May 27 | Moderate 54 AQI US | 100% | 71.6° 59° | 13.4 mp/h |
Tuesday, May 28 | Good 22 AQI US | 20% | 66.2° 55.4° | 13.4 mp/h |
Wednesday, May 29 | Good 17 AQI US | 70% | 66.2° 50° | 11.2 mp/h |
Thursday, May 30 | Good 9 AQI US | 64.4° 51.8° | 11.2 mp/h |
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