Air Quality
Air Quality for May 21, 2025
Air pollution
Data on the main pollutant gases
| Pollutant | Value |
|---|---|
| Carbon Monoxide | coming soon μg/m3 |
| Ozone | coming soon μg/m3 |
| Nitrogen dioxide | coming soon μg/m3 |
| Sulphur dioxide | coming soon μg/m3 |
| PM2.5 | coming soon μg/m3 |
| PM10 | coming soon μg/m3 |
| The table shows data on major pollutant gases | |
Daily Air Quality Index
The Daily Air Quality Index informs you about air pollution levels and offers recommended actions and health tips. The definition of each of the indices is given below.
| Name | Value |
|---|---|
| US - EPA standard | |
| UK Defra Index | coming soon |
| Air Quality Index values | |
Hourly Air Quality for for May 21, 2025
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 18.3 ℃
Wind speed 11.2 km
Wind direction NSW
Wind direction 224°
Humidity 95 %
Cloud cover 73 %
Pressure 1008 mb
Precipitation 0.3 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17.6 ℃
Wind speed 9.7 km
Wind direction NSW
Wind direction 191°
Humidity 98 %
Cloud cover 61 %
Pressure 1009 mb
Precipitation 0.96 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17.1 ℃
Wind speed 8.3 km
Wind direction NSW
Wind direction 194°
Humidity 98 %
Cloud cover 100 %
Pressure 1008 mb
Precipitation 0.13 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 16.9 ℃
Wind speed 7.2 km
Wind direction NSW
Wind direction 184°
Humidity 98 %
Cloud cover 69 %
Pressure 1008 mb
Precipitation 0.34 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 16.9 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 165°
Humidity 98 %
Cloud cover 100 %
Pressure 1008 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17.1 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 164°
Humidity 98 %
Cloud cover 100 %
Pressure 1007 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 18 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 166°
Humidity 98 %
Cloud cover 100 %
Pressure 1008 mb
Precipitation 0.06 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 19 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 171°
Humidity 97 %
Cloud cover 78 %
Pressure 1008 mb
Precipitation 0.19 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 19.5 ℃
Wind speed 10.8 km
Wind direction NSW
Wind direction 206°
Humidity 94 %
Cloud cover 85 %
Pressure 1007 mb
Precipitation 0.34 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 19.2 ℃
Wind speed 15.8 km
Wind direction NSW
Wind direction 241°
Humidity 84 %
Cloud cover 75 %
Pressure 1010 mb
Precipitation 1.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 19.1 ℃
Wind speed 14 km
Wind direction NSW
Wind direction 259°
Humidity 96 %
Cloud cover 88 %
Pressure 1008 mb
Precipitation 0.29 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 20.5 ℃
Wind speed 14 km
Wind direction NSW
Wind direction 266°
Humidity 91 %
Cloud cover 52 %
Pressure 1009 mb
Precipitation 0.3 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 22.2 ℃
Wind speed 15.1 km
Wind direction NSW
Wind direction 278°
Humidity 63 %
Cloud cover 76 %
Pressure 1009 mb
Precipitation 0.06 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23 ℃
Wind speed 20.2 km
Wind direction NSW
Wind direction 278°
Humidity 48 %
Cloud cover 33 %
Pressure 1008 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23.2 ℃
Wind speed 22.7 km
Wind direction NSW
Wind direction 284°
Humidity 46 %
Cloud cover 29 %
Pressure 1008 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 23 ℃
Wind speed 22.3 km
Wind direction NSW
Wind direction 294°
Humidity 48 %
Cloud cover 42 %
Pressure 1008 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 22.4 ℃
Wind speed 21.2 km
Wind direction NSW
Wind direction 300°
Humidity 50 %
Cloud cover 45 %
Pressure 1009 mb
Precipitation 0 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 21.3 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 307°
Humidity 58 %
Cloud cover 86 %
Pressure 1009 mb
Precipitation 0.01 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 19.3 ℃
Wind speed 18.7 km
Wind direction NSW
Wind direction 312°
Humidity 68 %
Cloud cover 83 %
Pressure 1009 mb
Precipitation 0.08 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 17.2 ℃
Wind speed 18.7 km
Wind direction NSW
Wind direction 312°
Humidity 82 %
Cloud cover 57 %
Pressure 1011 mb
Precipitation 0.11 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 14.9 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 312°
Humidity 85 %
Cloud cover 72 %
Pressure 1012 mb
Precipitation 0.05 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 13.2 ℃
Wind speed 12.6 km
Wind direction NSW
Wind direction 311°
Humidity 87 %
Cloud cover 61 %
Pressure 1013 mb
Precipitation 0.05 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 12.7 ℃
Wind speed 10.1 km
Wind direction NSW
Wind direction 310°
Humidity 91 %
Cloud cover 79 %
Pressure 1014 mb
Precipitation 0.07 mm
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3
US - EPA standard coming soon
UK Defra Index coming soon
Wind chill 11.5 ℃
Wind speed 10.1 km
Wind direction NSW
Wind direction 323°
Humidity 89 %
Cloud cover 89 %
Pressure 1013 mb
Precipitation 0.06 mm
Wind Activity and Humidity
| Parameter | Value |
|---|---|
| Wind speed max | 22.7 kph |
| Humidity avg | 82 % |
| Wind Activity and Humidity | |