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Air quality in Cardiff
Air quality index (AQI) and PM2.5 air pollution in Cardiff
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Cardiff Air Quality Map
Real-time Cardiff air pollution map
AIR QUALITY DATA CONTRIBUTORS
2 Contributors
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Pollen
What is the pollen count in Cardiff today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Cardiff?
| Weather | Broken clouds |
| Temperature | 44.6°F |
| Humidity | 84% |
| Wind | 10.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time United Kingdom city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Kensington, England | 36 |
| 2 | Kingston upon Thames, England | 35 |
| 3 | Wandsworth, England | 35 |
| 4 | Grangemouth, Scotland | 33 |
| 5 | Luton, England | 33 |
| 6 | Aberdeen, Scotland | 32 |
| 7 | Dundee, Scotland | 32 |
| 8 | Edinburgh, Scotland | 32 |
| 9 | Glasgow, Scotland | 32 |
| 10 | Canary Wharf, England | 31 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Cardiff aqi ranking
Real-time Cardiff air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Cardiff Centre | 31 |
| 2 | Cardiff Castle Street | 25 |
| 3 | Cardiff Newport Road | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
31
live AQI index
Good
Overview
What is the current air quality in Cardiff?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 31 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5µg/m³ | |
| PM10 | 9µg/m³ | |
| O3 | 77µg/m³ | |
| NO2 | 9µg/m³ | |
| SO2 | 1µg/m³ | |
✓
PM2.5 concentration in Cardiff air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Cardiff?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Cardiff air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, Apr 26 | Good 33 AQI US |  | 50° 39.2° |  13.4 mp/h |
| Saturday, Apr 27 | Good 30 AQI US | | 46.4° 41° | 17.9 mp/h |
| Sunday, Apr 28 | Good 35 AQI US | | 51.8° 41° | 15.7 mp/h |
| Sunday, Apr 28 | Good 15 AQI US | 70% | 51.8° 41° | 15.7 mp/h |
| Today | Good 31 AQI US | 100% | 51.8° 44.6° | 22.4 mp/h |
| Tuesday, Apr 30 | Good 13 AQI US | 100% | 53.6° 46.4° | 20.1 mp/h |
| Wednesday, May 1 | Good 15 AQI US | 90% | 53.6° 42.8° | 6.7 mp/h |
| Thursday, May 2 | Good 15 AQI US | 100% | 50° 48.2° | 15.7 mp/h |
| Friday, May 3 | Good 8 AQI US | 20% | 55.4° 46.4° | 11.2 mp/h |
| Saturday, May 4 | Good 9 AQI US | 90% | 55.4° 44.6° | 8.9 mp/h |
| Sunday, May 5 | Good 38 AQI US | | 53.6° 44.6° | 20.1 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Cardiff air quality data attribution
2Contributors
- Welsh Government
3 stations
2 Government Contributors
Where is the cleanest air quality in Cardiff?
AQI US, Metric