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Air quality near Castle St. Saint Jo, Saint John
Air quality index (AQI) and PM2.5 air pollution near Castle St. Saint Jo, Saint John
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Air Quality Map
Real-time Castle St. Saint Jo air pollution map
AIR QUALITY DATA CONTRIBUTORS
Station operated by
Unidentified Contributor
Government
Pollen
What is the pollen count in Castle St. Saint Jo today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Castle St. Saint Jo, Saint John?
| Weather | Clear sky |
| Temperature | 42.8°F |
| Humidity | 96% |
| Wind | 5.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Oshawa, Ontario | 55 |
| 2 | Kitchener, Ontario | 54 |
| 3 | Waterloo, Ontario | 54 |
| 4 | Hamilton, Ontario | 53 |
| 5 | Sherbrooke, Quebec | 52 |
| 6 | Burlington, Ontario | 51 |
| 7 | Maniwaki, Quebec | 51 |
| 8 | St. Albert, Alberta | 51 |
| 9 | Windsor, Ontario | 51 |
| 10 | Edmundston, New Brunswick | 49 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Saint John air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Castle St. Saint Jo | 16 |
| 2 | Douglas Ave | 12 |
| 3 | Holland Street | 5 |
(local time)
SEE WORLD AQI RANKING
US AQI
16
live AQI index
Good
Overview
What is the current air quality near Castle St. Saint Jo, Saint John?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 16 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.4µg/m³ | |
| O3 | 39.2µg/m³ | |
| NO2 | 9µg/m³ | |
Health Recommendations
What is the current air quality near Castle St. Saint Jo, Saint John?
 | Enjoy outdoor activities |
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Forecast
Castle St. Saint Jo, Saint John air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 30 | Good 28 AQI US | |||
| Friday, May 31 | Good 19 AQI US | |||
| Saturday, Jun 1 | Good 18 AQI US | |||
| Today | Good 16 AQI US |  50% | 69.8° 42.8° |  8.9 mp/h |
| Monday, Jun 3 | Good 12 AQI US | 90% | 57.2° 50° | 6.7 mp/h |
| Tuesday, Jun 4 | Good 14 AQI US |  | 68° 50° | 6.7 mp/h |
| Wednesday, Jun 5 | Good 17 AQI US | 20% | 68° 50° | 4.5 mp/h |
| Thursday, Jun 6 | Good 34 AQI US | | 60.8° 48.2° | 8.9 mp/h |
| Friday, Jun 7 | Good 46 AQI US | | 71.6° 50° | 11.2 mp/h |
| Saturday, Jun 8 | Moderate 53 AQI US  | 20% | 66.2° 51.8° | 13.4 mp/h |
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News
The latest air quality news and resources.
Castle St. Saint Jo air quality data attribution
Contributor
Unidentified Contributor
1 station
Government Contributor
Data source
Where is the cleanest air quality in Saint John?
AQI US, Metric