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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 |
Weather
What is the current weather in Guelph?
| Weather | Scattered clouds |
| Temperature | 48.2°F |
| Humidity | 49% |
| Wind | 12.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Saguenay, Quebec | 51 |
| 2 | Patricia Mcinnes, Alberta | 46 |
| 3 | Cold Lake, Alberta | 45 |
| 4 | Terrace, British Columbia | 44 |
| 5 | Kitimat, British Columbia | 42 |
| 6 | Lac La Biche, Alberta | 42 |
| 7 | Chetwynd, British Columbia | 41 |
| 8 | Abbotsford, British Columbia | 40 |
| 9 | Fort Mckay, Alberta | 40 |
| 10 | Fort St John, British Columbia | 39 |
(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 | Ontario Ministry of the Environment Guelph | 35 |
| 2 | Guelph Old City | 12 |
(local time)
SEE WORLD AQI RANKING
US AQI
36
live AQI index
Good
Overview
What is the current air quality in Guelph?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 36 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3µg/m³ | |
| O3 | 88µg/m³ | |
✓
PM2.5 concentration in Guelph air currently meets the WHO annual air quality guideline value
Forecast
Guelph air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 16 | Good 28 AQI US |  | 42.8° 37.4° |  20.1 mp/h |
| Wednesday, Apr 17 | Good 22 AQI US | | 50° 42.8° | 11.2 mp/h |
| Thursday, Apr 18 | Good 25 AQI US | | 51.8° 41° | 20.1 mp/h |
| Today | Good 36 AQI US | | 42.8° 32° | 17.9 mp/h |
| Saturday, Apr 20 | Good 7 AQI US |  | 48.2° 32° | 22.4 mp/h |
| Sunday, Apr 21 | Good 11 AQI US | | 50° 28.4° | 13.4 mp/h |
| Monday, Apr 22 | Good 29 AQI US | 100% | 46.4° 42.8° | 17.9 mp/h |
| Tuesday, Apr 23 | Good 19 AQI US |  30% | 46.4° 28.4° | 22.4 mp/h |
| Wednesday, Apr 24 | Good 4 AQI US | | 41° 28.4° | 22.4 mp/h |
| Thursday, Apr 25 | Good 5 AQI US | | 51.8° 32° | 8.9 mp/h |
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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?
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AQI US, Metric