Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Saint John
Air quality index (AQI) and PM2.5 air pollution in Saint John
4 people follow this city
Saint John Air Quality Map
Real-time Saint John air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Saint John today?
 | Index | Very high | |
 | Tree pollen | Low | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint John?
| Weather | Scattered clouds |
| Temperature | 78.8°F |
| Humidity | 48% |
| Wind | 10.2 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Cedar Park, Texas | 111 |
| 2 | Leander, Texas | 104 |
| 3 | Georgetown, Texas | 101 |
| 4 | Round Rock, Texas | 99 |
| 5 | La Habra, California | 97 |
| 6 | Baytown, Texas | 96 |
| 7 | San Gabriel, California | 96 |
| 8 | Casa Grande, Arizona | 94 |
| 9 | Austin, Texas | 93 |
| 10 | Claremont, California | 93 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
20*
live AQI index
Good
Overview
What is the current air quality in Saint John?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 20* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.6*µg/m³ | |
✓
PM2.5 concentration in Saint John air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Saint John?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Saint John air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 20 AQI US |  90% | 84.2° 57.2° |  15.7 mp/h |
| Wednesday, May 29 | Moderate 61 AQI US  | 100% | 78.8° 60.8° | 17.9 mp/h |
| Thursday, May 30 | Moderate 55 AQI US | 100% | 75.2° 59° | 15.7 mp/h |
| Friday, May 31 | Good 40 AQI US | 100% | 66.2° 59° | 15.7 mp/h |
| Saturday, Jun 1 | Good 39 AQI US | 70% | 82.4° 55.4° | 11.2 mp/h |
| Sunday, Jun 2 | Moderate 63 AQI US | 100% | 84.2° 64.4° | 17.9 mp/h |
| Monday, Jun 3 | Moderate 63 AQI US | 100% | 84.2° 66.2° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Saint John?
No locations are available.
AQI US, Metric