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 20.3 ℃
Wind speed 12.6 km
Wind direction NSW
Wind direction 126°
Humidity 97 %
Cloud cover 62 %
Pressure 1010 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 20.1 ℃
Wind speed 13.3 km
Wind direction NSW
Wind direction 124°
Humidity 97 %
Cloud cover 71 %
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 20.1 ℃
Wind speed 11.9 km
Wind direction NSW
Wind direction 133°
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 20.3 ℃
Wind speed 11.9 km
Wind direction NSW
Wind direction 148°
Humidity 98 %
Cloud cover 100 %
Pressure 1008 mb
Precipitation 0.12 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 10.1 km
Wind direction NSW
Wind direction 163°
Humidity 98 %
Cloud cover 65 %
Pressure 1007 mb
Precipitation 0.51 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 20.9 ℃
Wind speed 8.3 km
Wind direction NSW
Wind direction 173°
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 20.3 ℃
Wind speed 18.4 km
Wind direction NSW
Wind direction 251°
Humidity 91 %
Cloud cover 51 %
Pressure 1007 mb
Precipitation 0.67 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 20.3 ℃
Wind speed 11.9 km
Wind direction NSW
Wind direction 230°
Humidity 95 %
Cloud cover 82 %
Pressure 1007 mb
Precipitation 0.6 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 20.4 ℃
Wind speed 11.5 km
Wind direction NSW
Wind direction 219°
Humidity 94 %
Cloud cover 29 %
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 22.4 ℃
Wind speed 11.5 km
Wind direction NSW
Wind direction 233°
Humidity 93 %
Cloud cover 78 %
Pressure 1007 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 24.8 ℃
Wind speed 16.9 km
Wind direction NSW
Wind direction 250°
Humidity 77 %
Cloud cover 26 %
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 26.7 ℃
Wind speed 18.7 km
Wind direction NSW
Wind direction 253°
Humidity 61 %
Cloud cover 14 %
Pressure 1006 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 28.3 ℃
Wind speed 19.8 km
Wind direction NSW
Wind direction 247°
Humidity 57 %
Cloud cover 0 %
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 29.8 ℃
Wind speed 20.2 km
Wind direction NSW
Wind direction 247°
Humidity 53 %
Cloud cover 75 %
Pressure 1005 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 29.2 ℃
Wind speed 21.2 km
Wind direction NSW
Wind direction 249°
Humidity 49 %
Cloud cover 74 %
Pressure 1004 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 28.9 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 240°
Humidity 59 %
Cloud cover 86 %
Pressure 1003 mb
Precipitation 0.09 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 29.2 ℃
Wind speed 19.4 km
Wind direction NSW
Wind direction 222°
Humidity 59 %
Cloud cover 23 %
Pressure 1002 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 29.3 ℃
Wind speed 24.8 km
Wind direction NSW
Wind direction 229°
Humidity 57 %
Cloud cover 80 %
Pressure 1002 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 28.9 ℃
Wind speed 25.2 km
Wind direction NSW
Wind direction 230°
Humidity 53 %
Cloud cover 43 %
Pressure 1001 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 28.2 ℃
Wind speed 24.5 km
Wind direction NSW
Wind direction 250°
Humidity 53 %
Cloud cover 24 %
Pressure 1001 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 26.5 ℃
Wind speed 23.8 km
Wind direction NSW
Wind direction 277°
Humidity 49 %
Cloud cover 81 %
Pressure 1003 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 24.6 ℃
Wind speed 14 km
Wind direction NSW
Wind direction 286°
Humidity 57 %
Cloud cover 74 %
Pressure 1004 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 22.8 ℃
Wind speed 10.8 km
Wind direction NSW
Wind direction 319°
Humidity 70 %
Cloud cover 40 %
Pressure 1005 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 21.6 ℃
Wind speed 7.9 km
Wind direction NSW
Wind direction 322°
Humidity 81 %
Cloud cover 16 %
Pressure 1006 mb
Precipitation 0 mm
Wind Activity and Humidity
Parameter | Value |
---|---|
Wind speed max | 25.2 kph |
Humidity avg | 75 % |
Wind Activity and Humidity |