Air Quality

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

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

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 30.6 ℃

Wind speed 13.3 km

Wind direction NSW

Wind direction 203°

Humidity 63 %

Cloud cover 23 %

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 29.9 ℃

Wind speed 13.3 km

Wind direction NSW

Wind direction 196°

Humidity 65 %

Cloud cover 19 %

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 29.2 ℃

Wind speed 14 km

Wind direction NSW

Wind direction 187°

Humidity 68 %

Cloud cover 19 %

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 28.8 ℃

Wind speed 14.8 km

Wind direction NSW

Wind direction 184°

Humidity 71 %

Cloud cover 20 %

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 28.6 ℃

Wind speed 13.3 km

Wind direction NSW

Wind direction 187°

Humidity 74 %

Cloud cover 21 %

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 28.3 ℃

Wind speed 10.4 km

Wind direction NSW

Wind direction 186°

Humidity 76 %

Cloud cover 23 %

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 28.2 ℃

Wind speed 7.6 km

Wind direction NSW

Wind direction 186°

Humidity 77 %

Cloud cover 22 %

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 29 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 191°

Humidity 74 %

Cloud cover 20 %

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 30.5 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 194°

Humidity 66 %

Cloud cover 25 %

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 32.2 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 206°

Humidity 59 %

Cloud cover 21 %

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 33.9 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 205°

Humidity 52 %

Cloud cover 22 %

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 35.5 ℃

Wind speed 7.6 km

Wind direction NSW

Wind direction 217°

Humidity 46 %

Cloud cover 20 %

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 36.8 ℃

Wind speed 8.3 km

Wind direction NSW

Wind direction 218°

Humidity 41 %

Cloud cover 23 %

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 37.8 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 211°

Humidity 38 %

Cloud cover 45 %

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 38.6 ℃

Wind speed 10.8 km

Wind direction NSW

Wind direction 213°

Humidity 36 %

Cloud cover 30 %

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 39 ℃

Wind speed 10.8 km

Wind direction NSW

Wind direction 215°

Humidity 34 %

Cloud cover 79 %

Pressure 1003 mb

Precipitation 0.16 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 38.6 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 214°

Humidity 34 %

Cloud cover 79 %

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 37.6 ℃

Wind speed 5.8 km

Wind direction NSW

Wind direction 187°

Humidity 36 %

Cloud cover 73 %

Pressure 1003 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 35.3 ℃

Wind speed 13 km

Wind direction NSW

Wind direction 159°

Humidity 45 %

Cloud cover 75 %

Pressure 1003 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 32.6 ℃

Wind speed 13.3 km

Wind direction NSW

Wind direction 219°

Humidity 54 %

Cloud cover 82 %

Pressure 1004 mb

Precipitation 0.54 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 30.3 ℃

Wind speed 18 km

Wind direction NSW

Wind direction 261°

Humidity 64 %

Cloud cover 77 %

Pressure 1005 mb

Precipitation 1.03 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 28.1 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 273°

Humidity 75 %

Cloud cover 84 %

Pressure 1007 mb

Precipitation 2.18 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 28.6 ℃

Wind speed 6.8 km

Wind direction NSW

Wind direction 238°

Humidity 73 %

Cloud cover 74 %

Pressure 1007 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 28.9 ℃

Wind speed 6.5 km

Wind direction NSW

Wind direction 221°

Humidity 72 %

Cloud cover 45 %

Pressure 1006 mb

Precipitation 0 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 18 kph
Humidity avg 58 %