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Air quality in Guelph
Air quality index (AQI) and PM2.5 air pollution in Guelph
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Guelph Air Quality Map
Real-time Guelph air pollution map
AIR QUALITY DATA CONTRIBUTORS
Nichols Family
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Pollen
What is the pollen count in Guelph today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Guelph?
| Weather | Broken clouds |
| Temperature | 50°F |
| Humidity | 81% |
| Wind | 11.9 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | London, Ontario | 63 |
| 2 | Quesnel, British Columbia | 42 |
| 3 | Chetwynd, British Columbia | 31 |
| 4 | Regina, Saskatchewan | 29 |
| 5 | Abbotsford, British Columbia | 26 |
| 6 | St. Albert, Alberta | 25 |
| 7 | Port Moody, British Columbia | 24 |
| 8 | Fort Mckay, Alberta | 23 |
| 9 | Valemount, British Columbia | 23 |
| 10 | Kitchener, Ontario | 22 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Guelph aqi ranking
Real-time Guelph air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Guelph Old City | 21 |
| 2 | Ontario Ministry of the Environment Guelph | 19 |
(local time)
SEE WORLD AQI RANKING
US AQI
20
live AQI index
Good
Overview
What is the current air quality in Guelph?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 20 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.7µg/m³ | |
| O3 | 48µg/m³ | |
| NO2 | 4.5µg/m³ | |
✓
PM2.5 concentration in Guelph air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Guelph?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Guelph air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, Apr 26 | Good 30 AQI US |  | 66.2° 41° |  15.7 mp/h |
| Saturday, Apr 27 | Moderate 51 AQI US  | | 66.2° 55.4° | 13.4 mp/h |
| Sunday, Apr 28 | Good 28 AQI US | | 53.6° 46.4° | 13.4 mp/h |
| Today | Good 20 AQI US | 100% | 53.6° 46.4° | 13.4 mp/h |
| Tuesday, Apr 30 | Good 39 AQI US | 100% | 62.6° 46.4° | 8.9 mp/h |
| Wednesday, May 1 | Good 44 AQI US | | 68° 44.6° | 11.2 mp/h |
| Thursday, May 2 | Moderate 54 AQI US | | 69.8° 50° | 6.7 mp/h |
| Friday, May 3 | Good 50 AQI US | 90% | 73.4° 50° | 8.9 mp/h |
| Saturday, May 4 | Moderate 59 AQI US | | 68° 50° | 6.7 mp/h |
| Sunday, May 5 | Good 24 AQI US | | 62.6° 46.4° | 15.7 mp/h |
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News
The latest air quality news and resources.
Guelph air quality data attribution
1Contributor
- Nichols Family
1 station
Individual Contributor
Data validated and calibrated by IQAirWhere is the cleanest air quality in Guelph?
AQI US, Metric