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 1.1 ℃

Wind speed 11.9 km

Wind direction NSW

Wind direction 23°

Humidity 96 %

Cloud cover 100 %

Pressure 1018 mb

Precipitation 0.94 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 1.3 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 26°

Humidity 96 %

Cloud cover 100 %

Pressure 1018 mb

Precipitation 1.13 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 1.4 ℃

Wind speed 8.3 km

Wind direction NSW

Wind direction 11°

Humidity 97 %

Cloud cover 100 %

Pressure 1018 mb

Precipitation 1.31 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 1.7 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 15°

Humidity 97 %

Cloud cover 100 %

Pressure 1018 mb

Precipitation 1.05 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 2.1 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 10°

Humidity 96 %

Cloud cover 100 %

Pressure 1019 mb

Precipitation 1.22 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 1.9 ℃

Wind speed 5.8 km

Wind direction NSW

Wind direction 346°

Humidity 92 %

Cloud cover 100 %

Pressure 1012 mb

Precipitation 1.1 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 1.8 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 341°

Humidity 97 %

Cloud cover 100 %

Pressure 1019 mb

Precipitation 0.42 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 1.7 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 339°

Humidity 97 %

Cloud cover 100 %

Pressure 1020 mb

Precipitation 0.26 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 1.4 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 11°

Humidity 96 %

Cloud cover 100 %

Pressure 1020 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 1 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 47°

Humidity 97 %

Cloud cover 100 %

Pressure 1021 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 1.2 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 49°

Humidity 97 %

Cloud cover 100 %

Pressure 1021 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 1.4 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 32°

Humidity 97 %

Cloud cover 100 %

Pressure 1022 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 1.8 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 37°

Humidity 96 %

Cloud cover 100 %

Pressure 1022 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 2.3 ℃

Wind speed 7.2 km

Wind direction NSW

Wind direction 42°

Humidity 95 %

Cloud cover 100 %

Pressure 1022 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 2.6 ℃

Wind speed 6.8 km

Wind direction NSW

Wind direction 47°

Humidity 94 %

Cloud cover 100 %

Pressure 1022 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 2.6 ℃

Wind speed 8.3 km

Wind direction NSW

Wind direction 49°

Humidity 93 %

Cloud cover 100 %

Pressure 1023 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 2.8 ℃

Wind speed 9.7 km

Wind direction NSW

Wind direction 57°

Humidity 92 %

Cloud cover 100 %

Pressure 1023 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 3.2 ℃

Wind speed 8.3 km

Wind direction NSW

Wind direction 57°

Humidity 92 %

Cloud cover 100 %

Pressure 1023 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 3.2 ℃

Wind speed 6.8 km

Wind direction NSW

Wind direction 49°

Humidity 89 %

Cloud cover 100 %

Pressure 1024 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 2.6 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 66°

Humidity 88 %

Cloud cover 100 %

Pressure 1023 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 2.3 ℃

Wind speed 10.4 km

Wind direction NSW

Wind direction 77°

Humidity 91 %

Cloud cover 100 %

Pressure 1024 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 2.1 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 90°

Humidity 94 %

Cloud cover 100 %

Pressure 1025 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 2.4 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 99°

Humidity 95 %

Cloud cover 100 %

Pressure 1026 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 2.8 ℃

Wind speed 5 km

Wind direction NSW

Wind direction 101°

Humidity 93 %

Cloud cover 100 %

Pressure 1026 mb

Precipitation 0 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 11.9 kph
Humidity avg 95 %