Air Quality

Air Quality

Air Quality for September 4, 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 September 4, 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 28.3 ℃

Wind speed 21.6 km

Wind direction NSW

Wind direction 89°

Humidity 78 %

Cloud cover 77 %

Pressure 1012 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 28.4 ℃

Wind speed 21.6 km

Wind direction NSW

Wind direction 93°

Humidity 78 %

Cloud cover 50 %

Pressure 1012 mb

Precipitation 0.44 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 28.5 ℃

Wind speed 20.2 km

Wind direction NSW

Wind direction 92°

Humidity 77 %

Cloud cover 53 %

Pressure 1011 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 28.5 ℃

Wind speed 20.5 km

Wind direction NSW

Wind direction 94°

Humidity 77 %

Cloud cover 61 %

Pressure 1010 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 28.5 ℃

Wind speed 20.2 km

Wind direction NSW

Wind direction 97°

Humidity 77 %

Cloud cover 63 %

Pressure 1010 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 28.4 ℃

Wind speed 21.2 km

Wind direction NSW

Wind direction 100°

Humidity 77 %

Cloud cover 68 %

Pressure 1009 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 28.5 ℃

Wind speed 21.6 km

Wind direction NSW

Wind direction 106°

Humidity 77 %

Cloud cover 75 %

Pressure 1009 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 22.3 km

Wind direction NSW

Wind direction 111°

Humidity 76 %

Cloud cover 68 %

Pressure 1009 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 28.5 ℃

Wind speed 23.4 km

Wind direction NSW

Wind direction 115°

Humidity 77 %

Cloud cover 77 %

Pressure 1009 mb

Precipitation 0.39 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 28.3 ℃

Wind speed 22.7 km

Wind direction NSW

Wind direction 119°

Humidity 78 %

Cloud cover 86 %

Pressure 1010 mb

Precipitation 0.68 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 24.1 km

Wind direction NSW

Wind direction 123°

Humidity 78 %

Cloud cover 76 %

Pressure 1011 mb

Precipitation 0.08 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 23 km

Wind direction NSW

Wind direction 123°

Humidity 79 %

Cloud cover 61 %

Pressure 1012 mb

Precipitation 0.28 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 21.2 km

Wind direction NSW

Wind direction 121°

Humidity 79 %

Cloud cover 57 %

Pressure 1012 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 28.1 ℃

Wind speed 19.1 km

Wind direction NSW

Wind direction 118°

Humidity 78 %

Cloud cover 55 %

Pressure 1012 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 18.4 km

Wind direction NSW

Wind direction 116°

Humidity 78 %

Cloud cover 52 %

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 28.2 ℃

Wind speed 16.6 km

Wind direction NSW

Wind direction 112°

Humidity 77 %

Cloud cover 71 %

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 28.2 ℃

Wind speed 15.1 km

Wind direction NSW

Wind direction 108°

Humidity 77 %

Cloud cover 67 %

Pressure 1010 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 28.2 ℃

Wind speed 15.1 km

Wind direction NSW

Wind direction 106°

Humidity 77 %

Cloud cover 83 %

Pressure 1010 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 28.2 ℃

Wind speed 15.1 km

Wind direction NSW

Wind direction 106°

Humidity 77 %

Cloud cover 55 %

Pressure 1009 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 28.1 ℃

Wind speed 17.6 km

Wind direction NSW

Wind direction 108°

Humidity 78 %

Cloud cover 61 %

Pressure 1010 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 28.1 ℃

Wind speed 18 km

Wind direction NSW

Wind direction 112°

Humidity 78 %

Cloud cover 54 %

Pressure 1010 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 28.2 ℃

Wind speed 17.6 km

Wind direction NSW

Wind direction 110°

Humidity 78 %

Cloud cover 81 %

Pressure 1011 mb

Precipitation 2.4 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 19.1 km

Wind direction NSW

Wind direction 109°

Humidity 77 %

Cloud cover 73 %

Pressure 1012 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 28.4 ℃

Wind speed 18.7 km

Wind direction NSW

Wind direction 109°

Humidity 77 %

Cloud cover 87 %

Pressure 1012 mb

Precipitation 0.27 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 24.1 kph
Humidity avg 77 %