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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 50°F |
Humidity | 84% |
Wind | 11.5 mp/h |
Pressure | 30.2 Hg |
# | city | US AQI |
---|---|---|
1 | Hamilton, Ontario | 64 |
2 | Saguenay, Quebec | 64 |
3 | Rouyn-Noranda, Quebec | 56 |
4 | Kitchener, Ontario | 55 |
5 | Mississauga, Ontario | 54 |
6 | Waterloo, Ontario | 53 |
7 | London, Ontario | 52 |
8 | St. Albert, Alberta | 52 |
9 | Val-d'Or, Quebec | 49 |
10 | Oshawa, Ontario | 47 |
(local time)
SEE WORLD AQI RANKINGUS AQI
9*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 9* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 1.6*µg/m³ |
PM2.5 concentration in Cornwall air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 9 AQI US | 53.6° 44.6° | 13.4 mp/h | |
Monday, May 20 | Good 23 AQI US | 60.8° 42.8° | 8.9 mp/h | |
Tuesday, May 21 | Good 23 AQI US | 90% | 66.2° 46.4° | 13.4 mp/h |
Wednesday, May 22 | Good 46 AQI US | 60% | 68° 50° | 11.2 mp/h |
Thursday, May 23 | Moderate 56 AQI US | 60% | 68° 53.6° | 17.9 mp/h |
Friday, May 24 | Good 30 AQI US | 60% | 59° 51.8° | 17.9 mp/h |
Saturday, May 25 | Good 9 AQI US | 30% | 50° 44.6° | 20.1 mp/h |
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