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 6.6 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 119°

Humidity 88 %

Cloud cover 52 %

Pressure 1021 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 7.3 ℃

Wind speed 2.5 km

Wind direction NSW

Wind direction 122°

Humidity 87 %

Cloud cover 77 %

Pressure 1021 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 7.2 ℃

Wind speed 3.2 km

Wind direction NSW

Wind direction 118°

Humidity 86 %

Cloud cover 71 %

Pressure 1020 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 7.1 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 127°

Humidity 85 %

Cloud cover 59 %

Pressure 1020 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 7.3 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 134°

Humidity 86 %

Cloud cover 57 %

Pressure 1020 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 7.8 ℃

Wind speed 3.2 km

Wind direction NSW

Wind direction 124°

Humidity 85 %

Cloud cover 79 %

Pressure 1020 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 7.8 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 94°

Humidity 84 %

Cloud cover 98 %

Pressure 1020 mb

Precipitation 0.04 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 8.7 ℃

Wind speed 2.9 km

Wind direction NSW

Wind direction 90°

Humidity 80 %

Cloud cover 96 %

Pressure 1021 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 9.6 ℃

Wind speed 2.2 km

Wind direction NSW

Wind direction 97°

Humidity 74 %

Cloud cover 78 %

Pressure 1021 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 10.8 ℃

Wind speed 0.7 km

Wind direction NSW

Wind direction 113°

Humidity 67 %

Cloud cover 74 %

Pressure 1021 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 12.2 ℃

Wind speed 0.7 km

Wind direction NSW

Wind direction 253°

Humidity 61 %

Cloud cover 84 %

Pressure 1020 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 13.2 ℃

Wind speed 1.4 km

Wind direction NSW

Wind direction 139°

Humidity 57 %

Cloud cover 74 %

Pressure 1018 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 14 ℃

Wind speed 5 km

Wind direction NSW

Wind direction 107°

Humidity 55 %

Cloud cover 74 %

Pressure 1016 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 13.2 ℃

Wind speed 7.6 km

Wind direction NSW

Wind direction 72°

Humidity 59 %

Cloud cover 87 %

Pressure 1015 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 12.5 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 54°

Humidity 62 %

Cloud cover 72 %

Pressure 1014 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 12.6 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 50°

Humidity 62 %

Cloud cover 70 %

Pressure 1014 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 13.2 ℃

Wind speed 5.4 km

Wind direction NSW

Wind direction 58°

Humidity 61 %

Cloud cover 77 %

Pressure 1014 mb

Precipitation 0.3 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 12.6 ℃

Wind speed 5 km

Wind direction NSW

Wind direction 75°

Humidity 69 %

Cloud cover 87 %

Pressure 1014 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 9.6 ℃

Wind speed 6.8 km

Wind direction NSW

Wind direction 80°

Humidity 76 %

Cloud cover 86 %

Pressure 1016 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 8.5 ℃

Wind speed 6.8 km

Wind direction NSW

Wind direction 74°

Humidity 81 %

Cloud cover 87 %

Pressure 1018 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 8.5 ℃

Wind speed 4.7 km

Wind direction NSW

Wind direction 70°

Humidity 83 %

Cloud cover 31 %

Pressure 1019 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 8.3 ℃

Wind speed 2.9 km

Wind direction NSW

Wind direction 113°

Humidity 84 %

Cloud cover 84 %

Pressure 1020 mb

Precipitation 0.04 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 1.4 km

Wind direction NSW

Wind direction 220°

Humidity 85 %

Cloud cover 88 %

Pressure 1021 mb

Precipitation 0.25 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 7.8 ℃

Wind speed 1.1 km

Wind direction NSW

Wind direction 256°

Humidity 86 %

Cloud cover 78 %

Pressure 1021 mb

Precipitation 0.02 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 8.6 kph
Humidity avg 75 %