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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 | Broken clouds |
Temperature | 59°F |
Humidity | 56% |
Wind | 4.7 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Maniwaki, Quebec | 62 |
2 | Sherbrooke, Quebec | 54 |
3 | Brampton, Ontario | 53 |
4 | Hamilton, Ontario | 53 |
5 | Kitchener, Ontario | 51 |
6 | Windsor, Ontario | 51 |
7 | Waterloo, Ontario | 50 |
8 | Edmonton, Alberta | 49 |
9 | Oshawa, Ontario | 49 |
10 | Mississauga, Ontario | 48 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Ontario Ministry of the Environment Guelph | 38 |
2 | Guelph Old City | 27 |
(local time)
SEE WORLD AQI RANKINGUS AQI
35
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 35 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 6µg/m³ | |
O3 | 86µg/m³ |
PM2.5
x1.2
PM2.5 concentration in Guelph is currently 1.2 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, May 30 | Good 30 AQI US | 68° 42.8° | 8.9 mp/h | |
Friday, May 31 | Good 45 AQI US | 69.8° 48.2° | 8.9 mp/h | |
Saturday, Jun 1 | Good 41 AQI US | 59° 57.2° | 11.2 mp/h | |
Today | Good 35 AQI US | 100% | 59° 57.2° | 11.2 mp/h |
Monday, Jun 3 | Moderate 64 AQI US | 70% | 71.6° 57.2° | 8.9 mp/h |
Tuesday, Jun 4 | Moderate 68 AQI US | 77° 57.2° | 11.2 mp/h | |
Wednesday, Jun 5 | Moderate 59 AQI US | 100% | 66.2° 62.6° | 13.4 mp/h |
Thursday, Jun 6 | Good 45 AQI US | 100% | 68° 55.4° | 13.4 mp/h |
Friday, Jun 7 | Good 14 AQI US | 100% | 55.4° 48.2° | 8.9 mp/h |
Saturday, Jun 8 | Good 12 AQI US | 80% | 53.6° 46.4° | 6.7 mp/h |
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