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 18.7 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 257°
Humidity 90 %
Cloud cover 14 %
Pressure 1013 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 18.6 ℃
Wind speed 1.4 km
Wind direction NSW
Wind direction 311°
Humidity 91 %
Cloud cover 100 %
Pressure 1012 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 18.5 ℃
Wind speed 3.2 km
Wind direction NSW
Wind direction 221°
Humidity 92 %
Cloud cover 11 %
Pressure 1012 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 18.2 ℃
Wind speed 3.2 km
Wind direction NSW
Wind direction 233°
Humidity 94 %
Cloud cover 23 %
Pressure 1012 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 18.1 ℃
Wind speed 2.5 km
Wind direction NSW
Wind direction 209°
Humidity 96 %
Cloud cover 42 %
Pressure 1012 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 18.1 ℃
Wind speed 2.5 km
Wind direction NSW
Wind direction 123°
Humidity 97 %
Cloud cover 54 %
Pressure 1012 mb
Precipitation 0.62 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 18.2 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 140°
Humidity 98 %
Cloud cover 100 %
Pressure 1012 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 18.4 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 111°
Humidity 98 %
Cloud cover 100 %
Pressure 1013 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 18.9 ℃
Wind speed 4.7 km
Wind direction NSW
Wind direction 109°
Humidity 97 %
Cloud cover 92 %
Pressure 1012 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 19 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 156°
Humidity 96 %
Cloud cover 100 %
Pressure 1012 mb
Precipitation 0.5 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 7.2 km
Wind direction NSW
Wind direction 140°
Humidity 97 %
Cloud cover 100 %
Pressure 1012 mb
Precipitation 0.04 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 7.9 km
Wind direction NSW
Wind direction 159°
Humidity 96 %
Cloud cover 100 %
Pressure 1012 mb
Precipitation 0.22 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 18.8 ℃
Wind speed 7.9 km
Wind direction NSW
Wind direction 177°
Humidity 97 %
Cloud cover 100 %
Pressure 1011 mb
Precipitation 0.03 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 18.7 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 220°
Humidity 99 %
Cloud cover 100 %
Pressure 1010 mb
Precipitation 0.83 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 18.7 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 278°
Humidity 99 %
Cloud cover 100 %
Pressure 1009 mb
Precipitation 1.24 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 18.7 ℃
Wind speed 1.4 km
Wind direction NSW
Wind direction 359°
Humidity 99 %
Cloud cover 100 %
Pressure 1008 mb
Precipitation 1.54 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 18.7 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 53°
Humidity 99 %
Cloud cover 100 %
Pressure 1007 mb
Precipitation 1.54 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 18.9 ℃
Wind speed 9.4 km
Wind direction NSW
Wind direction 46°
Humidity 99 %
Cloud cover 100 %
Pressure 1006 mb
Precipitation 2.39 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 18.9 ℃
Wind speed 8.6 km
Wind direction NSW
Wind direction 20°
Humidity 99 %
Cloud cover 100 %
Pressure 1005 mb
Precipitation 6.41 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 19.1 ℃
Wind speed 5 km
Wind direction NSW
Wind direction 62°
Humidity 99 %
Cloud cover 100 %
Pressure 1004 mb
Precipitation 6.77 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 7.6 km
Wind direction NSW
Wind direction 56°
Humidity 99 %
Cloud cover 100 %
Pressure 1004 mb
Precipitation 0.95 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 9.7 km
Wind direction NSW
Wind direction 10°
Humidity 100 %
Cloud cover 75 %
Pressure 1007 mb
Precipitation 2.74 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 10.4 km
Wind direction NSW
Wind direction 18°
Humidity 97 %
Cloud cover 100 %
Pressure 1003 mb
Precipitation 0.89 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 4.7 km
Wind direction NSW
Wind direction 12°
Humidity 96 %
Cloud cover 100 %
Pressure 1003 mb
Precipitation 0.03 mm
Wind Activity and Humidity
Parameter | Value |
---|---|
Wind speed max | 10.4 kph |
Humidity avg | 97 % |
Wind Activity and Humidity |