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 14.3 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 159°
Humidity 94 %
Cloud cover 100 %
Pressure 1016 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 14.4 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 137°
Humidity 94 %
Cloud cover 100 %
Pressure 1015 mb
Precipitation 0.19 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 15.2 ℃
Wind speed 3.2 km
Wind direction NSW
Wind direction 73°
Humidity 93 %
Cloud cover 100 %
Pressure 1014 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 14.7 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 163°
Humidity 96 %
Cloud cover 100 %
Pressure 1014 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 13.7 ℃
Wind speed 2.9 km
Wind direction NSW
Wind direction 141°
Humidity 97 %
Cloud cover 100 %
Pressure 1013 mb
Precipitation 0.23 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 2.5 km
Wind direction NSW
Wind direction 150°
Humidity 97 %
Cloud cover 100 %
Pressure 1013 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 14.5 ℃
Wind speed 1.4 km
Wind direction NSW
Wind direction 92°
Humidity 97 %
Cloud cover 100 %
Pressure 1013 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 15.2 ℃
Wind speed 0.7 km
Wind direction NSW
Wind direction 20°
Humidity 97 %
Cloud cover 100 %
Pressure 1013 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 15.4 ℃
Wind speed 1.4 km
Wind direction NSW
Wind direction 51°
Humidity 96 %
Cloud cover 82 %
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 0.7 km
Wind direction NSW
Wind direction 146°
Humidity 90 %
Cloud cover 68 %
Pressure 1013 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 17.6 ℃
Wind speed 2.5 km
Wind direction NSW
Wind direction 234°
Humidity 84 %
Cloud cover 64 %
Pressure 1013 mb
Precipitation 0.1 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 km
Wind direction NSW
Wind direction 255°
Humidity 79 %
Cloud cover 70 %
Pressure 1012 mb
Precipitation 0.74 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 20.6 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 255°
Humidity 72 %
Cloud cover 72 %
Pressure 1012 mb
Precipitation 0.34 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 21.2 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 228°
Humidity 66 %
Cloud cover 79 %
Pressure 1011 mb
Precipitation 0.86 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 20.6 ℃
Wind speed 9.4 km
Wind direction NSW
Wind direction 217°
Humidity 74 %
Cloud cover 51 %
Pressure 1010 mb
Precipitation 1.17 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 19.9 ℃
Wind speed 9 km
Wind direction NSW
Wind direction 224°
Humidity 79 %
Cloud cover 75 %
Pressure 1010 mb
Precipitation 1.22 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 19.1 ℃
Wind speed 9.7 km
Wind direction NSW
Wind direction 235°
Humidity 65 %
Cloud cover 50 %
Pressure 1011 mb
Precipitation 1.39 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 18.4 ℃
Wind speed 7.6 km
Wind direction NSW
Wind direction 232°
Humidity 88 %
Cloud cover 61 %
Pressure 1010 mb
Precipitation 1.01 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 17.7 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 223°
Humidity 90 %
Cloud cover 71 %
Pressure 1010 mb
Precipitation 0.82 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 16.4 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 210°
Humidity 93 %
Cloud cover 84 %
Pressure 1010 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 15.3 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 208°
Humidity 96 %
Cloud cover 89 %
Pressure 1010 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 15.1 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 177°
Humidity 96 %
Cloud cover 23 %
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 15 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 180°
Humidity 97 %
Cloud cover 27 %
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 14.3 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 186°
Humidity 97 %
Cloud cover 100 %
Pressure 1011 mb
Precipitation 0 mm
Wind Activity and Humidity
| Parameter | Value |
|---|---|
| Wind speed max | 9.7 kph |
| Humidity avg | 89 % |
| Wind Activity and Humidity | |