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Air quality in Thunder Bay
Air quality index (AQI) and PM2.5 air pollution in Thunder Bay
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Thunder Bay Air Quality Map
Real-time Thunder Bay air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Thunder Bay today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Thunder Bay?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 93% |
| Wind | 13.8 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Hamilton, Ontario | 61 |
| 2 | Sault Ste Marie, Ontario | 57 |
| 3 | Levis, Quebec | 53 |
| 4 | Mississauga, Ontario | 53 |
| 5 | Burlington, Ontario | 52 |
| 6 | Leduc, Alberta | 52 |
| 7 | Toronto, Ontario | 52 |
| 8 | London, Ontario | 47 |
| 9 | Gatineau, Quebec | 45 |
| 10 | Oakville, Ontario | 45 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Thunder Bay aqi ranking
Real-time Thunder Bay air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Simon Fraser Drive | 38 |
| 2 | Ontario Ministry of the Environment Thunder Bay | 22 |
(local time)
SEE WORLD AQI RANKING
US AQI
28
live AQI index
Good
Overview
What is the current air quality in Thunder Bay?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 28 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.1µg/m³ | |
| O3 | 56µg/m³ | |
| NO2 | 2.4µg/m³ | |
✓
PM2.5 concentration in Thunder Bay air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Thunder Bay?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Thunder Bay air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 15 | Good 25 AQI US |  | 48.2° 41° |  11.2 mp/h |
| Thursday, May 16 | Good 19 AQI US | | 57.2° 41° | 8.9 mp/h |
| Friday, May 17 | Good 22 AQI US | | 57.2° 41° | 8.9 mp/h |
| Today | Good 28 AQI US | 100% | 57.2° 41° | 8.9 mp/h |
| Sunday, May 19 | Good 21 AQI US |  | 66.2° 48.2° | 13.4 mp/h |
| Monday, May 20 | Good 29 AQI US | 100% | 55.4° 42.8° | 8.9 mp/h |
| Tuesday, May 21 | Good 50 AQI US | 100% | 57.2° 46.4° | 11.2 mp/h |
| Wednesday, May 22 | Good 19 AQI US | 100% | 51.8° 42.8° | 20.1 mp/h |
| Thursday, May 23 | Good 6 AQI US | 50% | 53.6° 41° | 6.7 mp/h |
| Friday, May 24 | Good 8 AQI US | 100% | 46.4° 41° | 13.4 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Thunder Bay air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
Data validated and calibrated by IQAirWhere is the cleanest air quality in Thunder Bay?
AQI US, Metric