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
2K 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 | 50°F |
| Humidity | 88% |
| Wind | 6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Valemount, British Columbia | 80 |
| 2 | London, Ontario | 70 |
| 3 | Waterloo, Ontario | 49 |
| 4 | Kitchener, Ontario | 46 |
| 5 | Hamilton, Ontario | 43 |
| 6 | Lethbridge, Alberta | 34 |
| 7 | Abbotsford, British Columbia | 32 |
| 8 | Gibbons, Alberta | 30 |
| 9 | Port Moody, British Columbia | 30 |
| 10 | Chetwynd, British Columbia | 28 |
(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 | 55 |
| 2 | Hamilton Downtown | 55 |
| 3 | Ontario Ministry of the Environment Hamilton Mountain | 49 |
| 4 | Ontario Ministry of the Environment Hamilton West | 45 |
| 5 | Hamilton Mountain | 41 |
| 6 | STN29667 | 41 |
| 7 | DGEC | 36 |
| 8 | Parkdale and Burlington | 33 |
| 9 | 31 Bond Street Dundas | 24 |
| 10 | Hamilton Beach | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
55
live AQI index
Moderate
Overview
What is the current air quality near Hamilton Downtown, Hamilton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14µg/m³ | |
| O3 | 10µg/m³ | |
| NO2 | 32.7µg/m³ | |
| SO2 | 29.1µg/m³ | |
| CO | 503.8µg/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 |
|---|---|---|---|---|
| Friday, Apr 26 | Good 27 AQI US  | |||
| Saturday, Apr 27 | Moderate 51 AQI US | |||
| Sunday, Apr 28 | Good 43 AQI US | |||
| Today | Moderate 55 AQI US |  100% | 53.6° 46.4° |  13.4 mp/h |
| Tuesday, Apr 30 | Good 39 AQI US | 100% | 62.6° 48.2° | 6.7 mp/h |
| Wednesday, May 1 | Moderate 52 AQI US | | 66.2° 48.2° | 8.9 mp/h |
| Thursday, May 2 | Good 43 AQI US | | 64.4° 51.8° | 4.5 mp/h |
| Friday, May 3 | Moderate 59 AQI US | 80% | 66.2° 50° | 6.7 mp/h |
| Saturday, May 4 | Moderate 61 AQI US | 70% | 66.2° 53.6° | 8.9 mp/h |
| Sunday, May 5 | Good 27 AQI US | | 66.2° 50° | 6.7 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 8
- Macaulay Street East 12
- Keefer Court 17
- Strathearne / Vansitmart 18
- East Bend Avenue North 19
- Tisdale Street North 20
- Hamilton Beach 21
- 31 Bond Street Dundas 24
- Parkdale and Burlington 33
- DGEC 36
- Hamilton Mountain 41
- STN29667 41
- Ontario Ministry of the Environment Hamilton West 45
- Ontario Ministry of the Environment Hamilton Mountain 49
- Gage and Gertrude 55
- Hamilton Downtown 55
AQI US, Metric