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 0.9 ℃
Wind speed 23.4 km
Wind direction NSW
Wind direction 143°
Humidity 96 %
Cloud cover 100 %
Pressure 1019 mb
Precipitation 0.18 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 0.4 ℃
Wind speed 23.4 km
Wind direction NSW
Wind direction 148°
Humidity 97 %
Cloud cover 100 %
Pressure 1019 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 0.3 ℃
Wind speed 24.8 km
Wind direction NSW
Wind direction 152°
Humidity 96 %
Cloud cover 100 %
Pressure 1020 mb
Precipitation 0.38 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 0.3 ℃
Wind speed 24.5 km
Wind direction NSW
Wind direction 154°
Humidity 96 %
Cloud cover 100 %
Pressure 1020 mb
Precipitation 0.32 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 0.4 ℃
Wind speed 22.3 km
Wind direction NSW
Wind direction 152°
Humidity 95 %
Cloud cover 100 %
Pressure 1019 mb
Precipitation 0.53 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 0.4 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 151°
Humidity 93 %
Cloud cover 100 %
Pressure 1019 mb
Precipitation 0.49 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 0.3 ℃
Wind speed 22.3 km
Wind direction NSW
Wind direction 151°
Humidity 93 %
Cloud cover 100 %
Pressure 1019 mb
Precipitation 0.27 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 0.4 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 151°
Humidity 94 %
Cloud cover 100 %
Pressure 1019 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 0.6 ℃
Wind speed 20.5 km
Wind direction NSW
Wind direction 146°
Humidity 85 %
Cloud cover 0 %
Pressure 1020 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 0.9 ℃
Wind speed 21.2 km
Wind direction NSW
Wind direction 144°
Humidity 95 %
Cloud cover 100 %
Pressure 1020 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 1.1 ℃
Wind speed 20.5 km
Wind direction NSW
Wind direction 145°
Humidity 94 %
Cloud cover 100 %
Pressure 1020 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 1.4 ℃
Wind speed 20.9 km
Wind direction NSW
Wind direction 144°
Humidity 93 %
Cloud cover 100 %
Pressure 1020 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 1.7 ℃
Wind speed 20.5 km
Wind direction NSW
Wind direction 145°
Humidity 91 %
Cloud cover 100 %
Pressure 1020 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 2.1 ℃
Wind speed 19.4 km
Wind direction NSW
Wind direction 147°
Humidity 90 %
Cloud cover 100 %
Pressure 1020 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 2.5 ℃
Wind speed 19.1 km
Wind direction NSW
Wind direction 144°
Humidity 89 %
Cloud cover 100 %
Pressure 1020 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 3.3 ℃
Wind speed 21.6 km
Wind direction NSW
Wind direction 142°
Humidity 87 %
Cloud cover 100 %
Pressure 1020 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 4.1 ℃
Wind speed 22 km
Wind direction NSW
Wind direction 147°
Humidity 83 %
Cloud cover 100 %
Pressure 1020 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 4.7 ℃
Wind speed 20.9 km
Wind direction NSW
Wind direction 149°
Humidity 80 %
Cloud cover 100 %
Pressure 1020 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 5.1 ℃
Wind speed 20.2 km
Wind direction NSW
Wind direction 148°
Humidity 79 %
Cloud cover 100 %
Pressure 1020 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 5.1 ℃
Wind speed 19.4 km
Wind direction NSW
Wind direction 149°
Humidity 78 %
Cloud cover 100 %
Pressure 1020 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 4.9 ℃
Wind speed 17.3 km
Wind direction NSW
Wind direction 139°
Humidity 81 %
Cloud cover 90 %
Pressure 1020 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 4.4 ℃
Wind speed 18 km
Wind direction NSW
Wind direction 138°
Humidity 84 %
Cloud cover 57 %
Pressure 1020 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 3.5 ℃
Wind speed 18.4 km
Wind direction NSW
Wind direction 129°
Humidity 86 %
Cloud cover 34 %
Pressure 1020 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 2.7 ℃
Wind speed 17.6 km
Wind direction NSW
Wind direction 140°
Humidity 92 %
Cloud cover 88 %
Pressure 1021 mb
Precipitation 0 mm
Wind Activity and Humidity
| Parameter | Value |
|---|---|
| Wind speed max | 24.8 kph |
| Humidity avg | 90 % |
| Wind Activity and Humidity | |