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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 | 51.8°F |
Humidity | 80% |
Wind | 7.2 mp/h |
Pressure | 30.2 Hg |
# | city | US AQI |
---|---|---|
1 | Winnipeg, Manitoba | 65 |
2 | Saguenay, Quebec | 56 |
3 | Valemount, British Columbia | 55 |
4 | Brampton, Ontario | 54 |
5 | Guelph, Ontario | 53 |
6 | Levis, Quebec | 52 |
7 | Maniwaki, Quebec | 52 |
8 | Kitchener, Ontario | 49 |
9 | Toronto, Ontario | 49 |
10 | Laval, Quebec | 47 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | St. Catharines Station | 33 |
(local time)
SEE WORLD AQI RANKINGUS AQI
33*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 33* US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 4.6*µg/m³ | |
O3 | 82*µg/m³ |
PM2.5 concentration in St. Catharines air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 33 AQI US | 68° 51.8° | 8.9 mp/h | |
Sunday, Jun 2 | Moderate 55 AQI US | 100% | 60.8° 57.2° | 8.9 mp/h |
Monday, Jun 3 | Moderate 62 AQI US | 68° 55.4° | 8.9 mp/h | |
Tuesday, Jun 4 | Moderate 61 AQI US | 71.6° 59° | 11.2 mp/h | |
Wednesday, Jun 5 | Moderate 63 AQI US | 100% | 66.2° 60.8° | 20.1 mp/h |
Thursday, Jun 6 | Moderate 55 AQI US | 100% | 68° 59° | 20.1 mp/h |
Friday, Jun 7 | Good 17 AQI US | 100% | 57.2° 53.6° | 15.7 mp/h |
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