Air quality in Cardiff

Air quality index (AQI) and PM2.5 air pollution in Cardiff

LAST UPDATE (local time)

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Air Quality Data contributor(s)

Station(s) operated by

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Weather

What is the current weather in Cardiff?

Weather icon
WeatherBroken clouds
Temperature41°C
Humidity84%
Wind1 mp/h
Pressure1029 mb

live aqi city ranking

Real-time United Kingdom city ranking

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#cityUS AQI
1 Faversham, England

94

2 Lewes, England

93

3 Martock, England

90

4 Great Bookham, England

87

5 East Ham, England

86

6 Norwich, England

85

7 Crowborough, England

84

8 Kensington, England

84

9 Upminster, England

84

10 Weymouth, England

84

(local time)

SEE WORLD AQI RANKING

live Cardiff aqi ranking

Real-time Cardiff air quality ranking

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#stationUS AQI
1 Cardiff Castle Street

63

2 Cardiff Centre

63

3 Cardiff Newport Road

61

(local time)

SEE WORLD AQI RANKING

US AQI

63

live AQI index
Moderate

Human face indicating AQI level

Overview

What is the current air quality in Cardiff?

Air pollution levelAir quality indexMain pollutant
Moderate 63 US AQItrendPM2.5
PollutantsConcentration
PM2.5
18 µg/m³trend
PM10
26 µg/m³
NO2
78 µg/m³trend
!

PM2.5

x3.6

PM2.5 concentration in Cardiff air is currently 3.6 times above the WHO annual air quality guideline value

Health Recommendations

How to protect from air pollution in Cardiff?

An open window iconClose your windows to avoid dirty outdoor air
A man cycling iconSensitive groups should reduce outdoor exercise

Forecast

Cardiff air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Wednesday, Jan 19

Good 38 US AQI

Human face indicating AQI level
Thursday, Jan 20

Good 44 US AQI

Human face indicating AQI level
Friday, Jan 21

Moderate 53 US AQI

Human face indicating AQI level
Today

Moderate 63 US AQI

Human face indicating AQI level
Weather icon42.8°33.8°
Wind rotating 314 degree

4.5 mp/h

Sunday, Jan 23

Good 23 US AQI

Human face indicating AQI level
Weather icon41°33.8°
Wind rotating 127 degree

2.2 mp/h

Monday, Jan 24

Good 35 US AQI

Human face indicating AQI level
Weather icon42.8°35.6°
Wind rotating 53 degree

4.5 mp/h

Tuesday, Jan 25

Moderate 55 US AQI

Human face indicating AQI level
Weather icon42.8°35.6°
Wind rotating 40 degree

4.5 mp/h

Wednesday, Jan 26

Good 44 US AQI

Human face indicating AQI level
Weather icon44.6°35.6°
Wind rotating 264 degree

4.5 mp/h

Thursday, Jan 27

Good 14 US AQI

Human face indicating AQI level
Weather icon46.4°37.4°
Wind rotating 261 degree

11.2 mp/h

Friday, Jan 28

Good 5 US AQI

Human face indicating AQI level
Weather icon44.6°37.4°
Wind rotating 269 degree

8.9 mp/h

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Historical

Historic air quality graph for Cardiff

How to best protect from air pollution?

Reduce your air pollution exposure in Cardiff

Where is the cleanest air quality in Cardiff?

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