Air Quality

Air Quality

Air Quality for May 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 May 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 9.3 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 201°

Humidity 97 %

Cloud cover 66 %

Pressure 1011 mb

Precipitation 0.79 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 9.1 ℃

Wind speed 10.4 km

Wind direction NSW

Wind direction 188°

Humidity 97 %

Cloud cover 51 %

Pressure 1011 mb

Precipitation 0.14 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 8.9 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 192°

Humidity 96 %

Cloud cover 54 %

Pressure 1010 mb

Precipitation 0.51 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 8.8 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 198°

Humidity 96 %

Cloud cover 73 %

Pressure 1010 mb

Precipitation 0.37 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 8.4 ℃

Wind speed 9.4 km

Wind direction NSW

Wind direction 213°

Humidity 98 %

Cloud cover 90 %

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 8.9 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 215°

Humidity 98 %

Cloud cover 92 %

Pressure 1011 mb

Precipitation 0.48 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 10.1 ℃

Wind speed 8.3 km

Wind direction NSW

Wind direction 225°

Humidity 98 %

Cloud cover 79 %

Pressure 1010 mb

Precipitation 0.47 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 10.9 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 220°

Humidity 97 %

Cloud cover 80 %

Pressure 1010 mb

Precipitation 1.49 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 12.3 ℃

Wind speed 6.1 km

Wind direction NSW

Wind direction 214°

Humidity 95 %

Cloud cover 53 %

Pressure 1010 mb

Precipitation 0.31 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 261°

Humidity 90 %

Cloud cover 89 %

Pressure 1009 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 14.3 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 312°

Humidity 88 %

Cloud cover 73 %

Pressure 1009 mb

Precipitation 0.81 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 12.1 ℃

Wind speed 13 km

Wind direction NSW

Wind direction 12°

Humidity 92 %

Cloud cover 100 %

Pressure 1010 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 10.3 ℃

Wind speed 12.6 km

Wind direction NSW

Wind direction 27°

Humidity 95 %

Cloud cover 100 %

Pressure 1010 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 10.3 ℃

Wind speed 13 km

Wind direction NSW

Wind direction 40°

Humidity 93 %

Cloud cover 100 %

Pressure 1010 mb

Precipitation 0.17 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 11.4 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 47°

Humidity 85 %

Cloud cover 100 %

Pressure 1009 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 11.7 ℃

Wind speed 13 km

Wind direction NSW

Wind direction 54°

Humidity 80 %

Cloud cover 100 %

Pressure 1009 mb

Precipitation 0.15 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 11.2 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 57°

Humidity 81 %

Cloud cover 100 %

Pressure 1008 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 10.9 ℃

Wind speed 10.1 km

Wind direction NSW

Wind direction 67°

Humidity 83 %

Cloud cover 90 %

Pressure 1008 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 10.3 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 56°

Humidity 88 %

Cloud cover 75 %

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 9.9 ℃

Wind speed 9.4 km

Wind direction NSW

Wind direction 45°

Humidity 86 %

Cloud cover 78 %

Pressure 1008 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 8.4 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 35°

Humidity 91 %

Cloud cover 79 %

Pressure 1009 mb

Precipitation 0.24 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 7.9 ℃

Wind speed 11.9 km

Wind direction NSW

Wind direction 45°

Humidity 94 %

Cloud cover 93 %

Pressure 1009 mb

Precipitation 0.06 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 7.1 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 50°

Humidity 95 %

Cloud cover 91 %

Pressure 1009 mb

Precipitation 0.33 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 6.3 ℃

Wind speed 14.4 km

Wind direction NSW

Wind direction 48°

Humidity 94 %

Cloud cover 100 %

Pressure 1008 mb

Precipitation 0.23 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 14.4 kph
Humidity avg 92 %