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 -3.1 ℃
Wind speed 17.3 km
Wind direction NSW
Wind direction 320°
Humidity 94 %
Cloud cover 100 %
Pressure 1015 mb
Precipitation 0.35 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 -3.6 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 319°
Humidity 96 %
Cloud cover 99 %
Pressure 1015 mb
Precipitation 0.48 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 -3.5 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 325°
Humidity 97 %
Cloud cover 98 %
Pressure 1014 mb
Precipitation 0.44 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 -3.1 ℃
Wind speed 14.8 km
Wind direction NSW
Wind direction 325°
Humidity 97 %
Cloud cover 100 %
Pressure 1013 mb
Precipitation 0.56 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 -3.1 ℃
Wind speed 14.8 km
Wind direction NSW
Wind direction 318°
Humidity 98 %
Cloud cover 100 %
Pressure 1013 mb
Precipitation 0.54 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 -3 ℃
Wind speed 14.8 km
Wind direction NSW
Wind direction 314°
Humidity 97 %
Cloud cover 99 %
Pressure 1012 mb
Precipitation 0.64 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 -3.3 ℃
Wind speed 15.8 km
Wind direction NSW
Wind direction 325°
Humidity 97 %
Cloud cover 93 %
Pressure 1011 mb
Precipitation 0.87 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 -3.9 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 335°
Humidity 98 %
Cloud cover 100 %
Pressure 1012 mb
Precipitation 0.42 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 -4.3 ℃
Wind speed 17.3 km
Wind direction NSW
Wind direction 337°
Humidity 89 %
Cloud cover 91 %
Pressure 1012 mb
Precipitation 0.15 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 -3.3 ℃
Wind speed 18.7 km
Wind direction NSW
Wind direction 330°
Humidity 77 %
Cloud cover 100 %
Pressure 1011 mb
Precipitation 0.16 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 -3.1 ℃
Wind speed 18 km
Wind direction NSW
Wind direction 328°
Humidity 79 %
Cloud cover 81 %
Pressure 1011 mb
Precipitation 0.4 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 -2.1 ℃
Wind speed 20.2 km
Wind direction NSW
Wind direction 329°
Humidity 74 %
Cloud cover 61 %
Pressure 1011 mb
Precipitation 0.66 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 -1.8 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 327°
Humidity 72 %
Cloud cover 58 %
Pressure 1011 mb
Precipitation 0.68 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 -1.6 ℃
Wind speed 22 km
Wind direction NSW
Wind direction 328°
Humidity 72 %
Cloud cover 75 %
Pressure 1010 mb
Precipitation 0.61 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 -1 ℃
Wind speed 21.2 km
Wind direction NSW
Wind direction 332°
Humidity 69 %
Cloud cover 100 %
Pressure 1010 mb
Precipitation 0.54 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 -0.6 ℃
Wind speed 22 km
Wind direction NSW
Wind direction 339°
Humidity 65 %
Cloud cover 100 %
Pressure 1010 mb
Precipitation 0.43 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 -0.4 ℃
Wind speed 23.4 km
Wind direction NSW
Wind direction 345°
Humidity 63 %
Cloud cover 100 %
Pressure 1010 mb
Precipitation 0.41 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 -0.5 ℃
Wind speed 23 km
Wind direction NSW
Wind direction 352°
Humidity 64 %
Cloud cover 100 %
Pressure 1010 mb
Precipitation 0.45 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 -1.1 ℃
Wind speed 24.8 km
Wind direction NSW
Wind direction 356°
Humidity 69 %
Cloud cover 66 %
Pressure 1010 mb
Precipitation 0.39 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 -1.3 ℃
Wind speed 24.8 km
Wind direction NSW
Wind direction 7°
Humidity 71 %
Cloud cover 89 %
Pressure 1011 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 -1.6 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 9°
Humidity 72 %
Cloud cover 70 %
Pressure 1011 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 -2.4 ℃
Wind speed 22.3 km
Wind direction NSW
Wind direction 4°
Humidity 75 %
Cloud cover 56 %
Pressure 1012 mb
Precipitation 0.21 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 -3.4 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 10°
Humidity 78 %
Cloud cover 71 %
Pressure 1012 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 -3.1 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 356°
Humidity 82 %
Cloud cover 77 %
Pressure 1013 mb
Precipitation 0.11 mm
Wind Activity and Humidity
| Parameter | Value |
|---|---|
| Wind speed max | 24.8 kph |
| Humidity avg | 81 % |
| Wind Activity and Humidity | |