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 13.5 ℃
Wind speed 6.8 km
Wind direction NSW
Wind direction 273°
Humidity 95 %
Cloud cover 44 %
Pressure 1014 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 13.9 ℃
Wind speed 5 km
Wind direction NSW
Wind direction 298°
Humidity 94 %
Cloud cover 28 %
Pressure 1014 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 13.3 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 336°
Humidity 95 %
Cloud cover 37 %
Pressure 1014 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 12.9 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 358°
Humidity 95 %
Cloud cover 50 %
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 12.9 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 281°
Humidity 96 %
Cloud cover 66 %
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 13.4 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 279°
Humidity 96 %
Cloud cover 64 %
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 14.2 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 251°
Humidity 95 %
Cloud cover 61 %
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 15 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 244°
Humidity 92 %
Cloud cover 56 %
Pressure 1013 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 16.5 ℃
Wind speed 7.2 km
Wind direction NSW
Wind direction 256°
Humidity 87 %
Cloud cover 87 %
Pressure 1013 mb
Precipitation 0.02 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 17.8 ℃
Wind speed 7.6 km
Wind direction NSW
Wind direction 259°
Humidity 82 %
Cloud cover 69 %
Pressure 1013 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 7.9 km
Wind direction NSW
Wind direction 261°
Humidity 75 %
Cloud cover 80 %
Pressure 1013 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 20.4 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 240°
Humidity 70 %
Cloud cover 38 %
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 21.4 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 232°
Humidity 65 %
Cloud cover 45 %
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 22.2 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 218°
Humidity 62 %
Cloud cover 28 %
Pressure 1011 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 22.5 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 202°
Humidity 60 %
Cloud cover 12 %
Pressure 1010 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 22.8 ℃
Wind speed 5 km
Wind direction NSW
Wind direction 198°
Humidity 59 %
Cloud cover 13 %
Pressure 1010 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 22.9 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 178°
Humidity 58 %
Cloud cover 8 %
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 22.7 ℃
Wind speed 4.7 km
Wind direction NSW
Wind direction 154°
Humidity 60 %
Cloud cover 86 %
Pressure 1009 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 22.3 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 134°
Humidity 69 %
Cloud cover 79 %
Pressure 1008 mb
Precipitation 0.2 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 ℃
Wind speed 6.8 km
Wind direction NSW
Wind direction 119°
Humidity 75 %
Cloud cover 86 %
Pressure 1008 mb
Precipitation 0.24 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 17.9 ℃
Wind speed 7.9 km
Wind direction NSW
Wind direction 119°
Humidity 81 %
Cloud cover 72 %
Pressure 1008 mb
Precipitation 0.02 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 9.7 km
Wind direction NSW
Wind direction 119°
Humidity 87 %
Cloud cover 72 %
Pressure 1009 mb
Precipitation 0.99 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 15.4 ℃
Wind speed 8.3 km
Wind direction NSW
Wind direction 114°
Humidity 88 %
Cloud cover 25 %
Pressure 1010 mb
Precipitation 1.05 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 15 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 100°
Humidity 94 %
Cloud cover 84 %
Pressure 1009 mb
Precipitation 0.26 mm
Wind Activity and Humidity
Parameter | Value |
---|---|
Wind speed max | 9.7 kph |
Humidity avg | 81 % |
Wind Activity and Humidity |