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 21.4 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 128°
Humidity 79 %
Cloud cover 17 %
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 21.1 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 131°
Humidity 80 %
Cloud cover 17 %
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 21 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 133°
Humidity 80 %
Cloud cover 17 %
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 20.9 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 134°
Humidity 81 %
Cloud cover 17 %
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 20.7 ℃
Wind speed 6.1 km
Wind direction NSW
Wind direction 142°
Humidity 82 %
Cloud cover 18 %
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 20.4 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 144°
Humidity 84 %
Cloud cover 19 %
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 20.3 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 146°
Humidity 85 %
Cloud cover 20 %
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 21.5 ℃
Wind speed 5 km
Wind direction NSW
Wind direction 153°
Humidity 83 %
Cloud cover 22 %
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 23.9 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 183°
Humidity 74 %
Cloud cover 23 %
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 25.6 ℃
Wind speed 2.5 km
Wind direction NSW
Wind direction 254°
Humidity 70 %
Cloud cover 72 %
Pressure 1005 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 27.2 ℃
Wind speed 3.6 km
Wind direction NSW
Wind direction 292°
Humidity 64 %
Cloud cover 80 %
Pressure 1005 mb
Precipitation 0.11 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 5 km
Wind direction NSW
Wind direction 313°
Humidity 59 %
Cloud cover 73 %
Pressure 1005 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 28.6 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 336°
Humidity 57 %
Cloud cover 70 %
Pressure 1004 mb
Precipitation 0.52 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 28.7 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 357°
Humidity 58 %
Cloud cover 71 %
Pressure 1004 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 31.4 ℃
Wind speed 5.8 km
Wind direction NSW
Wind direction 13°
Humidity 57 %
Cloud cover 85 %
Pressure 1003 mb
Precipitation 0.41 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 31.6 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 28°
Humidity 55 %
Cloud cover 83 %
Pressure 1002 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 31.6 ℃
Wind speed 4.3 km
Wind direction NSW
Wind direction 37°
Humidity 54 %
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 31.8 ℃
Wind speed 4 km
Wind direction NSW
Wind direction 36°
Humidity 52 %
Cloud cover 84 %
Pressure 1001 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 31.3 ℃
Wind speed 3.2 km
Wind direction NSW
Wind direction 40°
Humidity 55 %
Cloud cover 77 %
Pressure 1001 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 29.2 ℃
Wind speed 1.4 km
Wind direction NSW
Wind direction 32°
Humidity 67 %
Cloud cover 80 %
Pressure 1002 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 26.9 ℃
Wind speed 3.2 km
Wind direction NSW
Wind direction 122°
Humidity 71 %
Cloud cover 16 %
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 26.1 ℃
Wind speed 4.7 km
Wind direction NSW
Wind direction 130°
Humidity 74 %
Cloud cover 14 %
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 25.6 ℃
Wind speed 5.4 km
Wind direction NSW
Wind direction 139°
Humidity 75 %
Cloud cover 14 %
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 25.1 ℃
Wind speed 6.5 km
Wind direction NSW
Wind direction 142°
Humidity 76 %
Cloud cover 14 %
Pressure 1004 mb
Precipitation 0 mm
Wind Activity and Humidity
Parameter | Value |
---|---|
Wind speed max | 6.5 kph |
Humidity avg | 70 % |
Wind Activity and Humidity |