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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 51.8°F |
Humidity | 33% |
Wind | 12.7 mp/h |
Pressure | 30.1 Hg |
# | city | US AQI |
---|---|---|
1 | Toronto, Ontario | 67 |
2 | Oshawa, Ontario | 64 |
3 | Mississauga, Ontario | 48 |
4 | London, Ontario | 45 |
5 | Montreal, Quebec | 41 |
6 | Burlington, Ontario | 40 |
7 | Oakville, Ontario | 37 |
8 | Quebec City, Quebec | 36 |
9 | Kitchener, Ontario | 35 |
10 | Terrace, British Columbia | 34 |
(local time)
SEE WORLD AQI RANKINGUS AQI
18*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 18* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 4.4*µg/m³ |
PM2.5 concentration in Dayton air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 18 AQI US | 51.8° 35.6° | 8.9 mp/h | |
Monday, Apr 29 | Good 36 AQI US | 70% | 51.8° 42.8° | 17.9 mp/h |
Tuesday, Apr 30 | Good 8 AQI US | 48.2° 37.4° | 15.7 mp/h | |
Wednesday, May 1 | Good 6 AQI US | 50% | 50° 39.2° | 6.7 mp/h |
Thursday, May 2 | Good 8 AQI US | 51.8° 39.2° | 11.2 mp/h | |
Friday, May 3 | Good 7 AQI US | 51.8° 39.2° | 11.2 mp/h | |
Saturday, May 4 | Good 8 AQI US | 48.2° 39.2° | 8.9 mp/h |
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