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 16.7 ℃

Wind speed 7.6 km

Wind direction NSW

Wind direction 98°

Humidity 79 %

Cloud cover 100 %

Pressure 1026 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 16.7 ℃

Wind speed 6.1 km

Wind direction NSW

Wind direction 115°

Humidity 79 %

Cloud cover 100 %

Pressure 1026 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 16.6 ℃

Wind speed 5.4 km

Wind direction NSW

Wind direction 87°

Humidity 79 %

Cloud cover 100 %

Pressure 1026 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 16.6 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 91°

Humidity 79 %

Cloud cover 94 %

Pressure 1025 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 16.5 ℃

Wind speed 3.2 km

Wind direction NSW

Wind direction 115°

Humidity 81 %

Cloud cover 86 %

Pressure 1025 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 16.2 ℃

Wind speed 2.5 km

Wind direction NSW

Wind direction 96°

Humidity 82 %

Cloud cover 100 %

Pressure 1025 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 16.4 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 81°

Humidity 94 %

Cloud cover 100 %

Pressure 1024 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 15.9 ℃

Wind speed 2.2 km

Wind direction NSW

Wind direction 34°

Humidity 82 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.35 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 16.2 ℃

Wind speed 1.1 km

Wind direction NSW

Wind direction 12°

Humidity 81 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.13 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 16.4 ℃

Wind speed 0.7 km

Wind direction NSW

Wind direction 335°

Humidity 81 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.34 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 16.4 ℃

Wind speed 1.1 km

Wind direction NSW

Wind direction 9°

Humidity 83 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.74 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 16.2 ℃

Wind speed 2.9 km

Wind direction NSW

Wind direction 30°

Humidity 87 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 1.33 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 16 ℃

Wind speed 3.2 km

Wind direction NSW

Wind direction 33°

Humidity 90 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 1.29 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 15.8 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 15°

Humidity 92 %

Cloud cover 100 %

Pressure 1024 mb

Precipitation 0.78 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 16 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 330°

Humidity 91 %

Cloud cover 100 %

Pressure 1023 mb

Precipitation 0.36 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 16.3 ℃

Wind speed 4.3 km

Wind direction NSW

Wind direction 322°

Humidity 90 %

Cloud cover 90 %

Pressure 1023 mb

Precipitation 0.72 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 16.1 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 302°

Humidity 90 %

Cloud cover 86 %

Pressure 1023 mb

Precipitation 0.35 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 15.6 ℃

Wind speed 3.6 km

Wind direction NSW

Wind direction 293°

Humidity 92 %

Cloud cover 78 %

Pressure 1023 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 15.4 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 293°

Humidity 92 %

Cloud cover 54 %

Pressure 1024 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 15.2 ℃

Wind speed 4 km

Wind direction NSW

Wind direction 275°

Humidity 92 %

Cloud cover 80 %

Pressure 1024 mb

Precipitation 0.45 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 15.2 ℃

Wind speed 5.4 km

Wind direction NSW

Wind direction 253°

Humidity 91 %

Cloud cover 51 %

Pressure 1024 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 15.2 ℃

Wind speed 10.1 km

Wind direction NSW

Wind direction 214°

Humidity 92 %

Cloud cover 81 %

Pressure 1025 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 15.8 ℃

Wind speed 14.8 km

Wind direction NSW

Wind direction 190°

Humidity 91 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.43 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 16.1 ℃

Wind speed 18.7 km

Wind direction NSW

Wind direction 177°

Humidity 89 %

Cloud cover 100 %

Pressure 1025 mb

Precipitation 0.65 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 18.7 kph
Humidity avg 86 %