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 4.9 ℃
Wind speed 8.3 km
Wind direction NSW
Wind direction 147°
Humidity 75 %
Cloud cover 17 %
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 4.9 ℃
Wind speed 7.6 km
Wind direction NSW
Wind direction 149°
Humidity 77 %
Cloud cover 26 %
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 5.4 ℃
Wind speed 7.2 km
Wind direction NSW
Wind direction 134°
Humidity 76 %
Cloud cover 47 %
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 6.7 ℃
Wind speed 4 km
Wind direction NSW
Wind direction 132°
Humidity 76 %
Cloud cover 60 %
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 6.2 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 133°
Humidity 76 %
Cloud cover 44 %
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 7.5 ℃
Wind speed 10.1 km
Wind direction NSW
Wind direction 140°
Humidity 66 %
Cloud cover 45 %
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 8.6 ℃
Wind speed 10.1 km
Wind direction NSW
Wind direction 141°
Humidity 58 %
Cloud cover 61 %
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 9.4 ℃
Wind speed 10.1 km
Wind direction NSW
Wind direction 116°
Humidity 53 %
Cloud cover 100 %
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 9.2 ℃
Wind speed 13 km
Wind direction NSW
Wind direction 119°
Humidity 51 %
Cloud cover 94 %
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 11.5 ℃
Wind speed 15.5 km
Wind direction NSW
Wind direction 117°
Humidity 41 %
Cloud cover 100 %
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 10.1 ℃
Wind speed 16.6 km
Wind direction NSW
Wind direction 105°
Humidity 44 %
Cloud cover 100 %
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 10.3 ℃
Wind speed 18.4 km
Wind direction NSW
Wind direction 94°
Humidity 43 %
Cloud cover 100 %
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 10.3 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 87°
Humidity 44 %
Cloud cover 100 %
Pressure 1003 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 9.7 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 79°
Humidity 47 %
Cloud cover 100 %
Pressure 1003 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 9.4 ℃
Wind speed 22.7 km
Wind direction NSW
Wind direction 69°
Humidity 48 %
Cloud cover 100 %
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 7.9 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 64°
Humidity 53 %
Cloud cover 100 %
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 6.7 ℃
Wind speed 20.9 km
Wind direction NSW
Wind direction 62°
Humidity 60 %
Cloud cover 100 %
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 6.1 ℃
Wind speed 18 km
Wind direction NSW
Wind direction 46°
Humidity 65 %
Cloud cover 100 %
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 5.1 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 38°
Humidity 69 %
Cloud cover 100 %
Pressure 1001 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 3.2 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 31°
Humidity 80 %
Cloud cover 100 %
Pressure 1001 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 2.6 ℃
Wind speed 19.4 km
Wind direction NSW
Wind direction 24°
Humidity 84 %
Cloud cover 100 %
Pressure 1001 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 1.8 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 24°
Humidity 89 %
Cloud cover 100 %
Pressure 1001 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 1.3 ℃
Wind speed 18.7 km
Wind direction NSW
Wind direction 26°
Humidity 93 %
Cloud cover 100 %
Pressure 1001 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 1.1 ℃
Wind speed 17.6 km
Wind direction NSW
Wind direction 23°
Humidity 87 %
Cloud cover 100 %
Pressure 1001 mb
Precipitation 0.41 mm
Wind Activity and Humidity
Parameter | Value |
---|---|
Wind speed max | 22.7 kph |
Humidity avg | 65 % |
Wind Activity and Humidity |