Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near Hamilton Downtown, Hamilton
Air quality index (AQI) and PM2.5 air pollution near Hamilton Downtown, Hamilton
2.1K people follow this station
Air Quality Map
Real-time Hamilton Downtown air pollution map
AIR QUALITY DATA CONTRIBUTORS
Station operated by
Government of Ontario, Ministry of the Environment
Government
Pollen
What is the pollen count in Hamilton Downtown today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Hamilton Downtown, Hamilton?
| Weather | Broken clouds |
| Temperature | 60.8°F |
| Humidity | 77% |
| Wind | 1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | 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
3D animated air pollution map
live aqi station ranking
Real-time Hamilton air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Gage and Gertrude | 58 |
| 2 | Parkdale and Burlington | 56 |
| 3 | STN29667 | 56 |
| 4 | St. Christophers Park | 56 |
| 5 | 75 Queen Street North | 55 |
| 6 | DGEC | 55 |
| 7 | Macaulay Street East | 54 |
| 8 | Ontario Ministry of the Environment Hamilton Mountain | 54 |
| 9 | Hamilton Beach | 53 |
| 10 | Hamilton Downtown | 53 |
(local time)
SEE WORLD AQI RANKING
Spotlight
There are emissions coming from the Stelco Hamilton Works steel fabrication facility. Protect yourself from PM2.5 and other industrial pollutants and follow health recommendations. Click here.
US AQI
53
live AQI index
Moderate
Overview
What is the current air quality near Hamilton Downtown, Hamilton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10µg/m³ | |
| O3 | 88µg/m³ | |
| NO2 | 28.2µg/m³ | |
| SO2 | 8.4µg/m³ | |
| CO | 217.6µg/m³ | |
Health Recommendations
What is the current air quality near Hamilton Downtown, Hamilton?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Hamilton Downtown, Hamilton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 30 | Good 30 AQI US  | |||
| Friday, May 31 | Good 41 AQI US | |||
| Saturday, Jun 1 | Good 44 AQI US | |||
| Today | Moderate 53 AQI US |  100% | 60.8° 59° |  6.7 mp/h |
| Monday, Jun 3 | Moderate 64 AQI US | 30% | 71.6° 60.8° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 70 AQI US | | 78.8° 60.8° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 60 AQI US | 100% | 68° 66.2° | 11.2 mp/h |
| Thursday, Jun 6 | Good 49 AQI US | 100% | 71.6° 59° | 13.4 mp/h |
| Friday, Jun 7 | Good 14 AQI US | 100% | 59° 53.6° | 11.2 mp/h |
| Saturday, Jun 8 | Good 12 AQI US | 90% | 59° 51.8° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Hamilton Downtown air quality data attribution
Contributor
Government Contributor
Where is the cleanest air quality in Hamilton?
- GFL Facility 16
- Strathearne / Vansitmart 28
- 31 Bond Street Dundas 46
- Britannia 49
- Ontario Ministry of the Environment Hamilton West 49
- East Bend Avenue North 52
- Tisdale Street North 52
- Hamilton Beach 53
- Hamilton Downtown 53
- Hamilton Mountain 53
- Macaulay Street East 54
- Ontario Ministry of the Environment Hamilton Mountain 54
- 75 Queen Street North 55
- DGEC 55
- Parkdale and Burlington 56
- STN29667 56
- St. Christophers Park 56
- Gage and Gertrude 58
AQI US, Metric