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 -6.3 ℃

Wind speed 15.1 km

Wind direction NSW

Wind direction 350°

Humidity 96 %

Cloud cover 94 %

Pressure 990 mb

Precipitation 0.88 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 -7.4 ℃

Wind speed 22 km

Wind direction NSW

Wind direction 0°

Humidity 95 %

Cloud cover 95 %

Pressure 990 mb

Precipitation 0.76 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 -8.1 ℃

Wind speed 25.9 km

Wind direction NSW

Wind direction 0°

Humidity 94 %

Cloud cover 96 %

Pressure 990 mb

Precipitation 0.67 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 25.9 km

Wind direction NSW

Wind direction 359°

Humidity 94 %

Cloud cover 93 %

Pressure 991 mb

Precipitation 0.92 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 25.6 km

Wind direction NSW

Wind direction 356°

Humidity 94 %

Cloud cover 91 %

Pressure 992 mb

Precipitation 1.06 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 -9.5 ℃

Wind speed 25.2 km

Wind direction NSW

Wind direction 356°

Humidity 93 %

Cloud cover 95 %

Pressure 992 mb

Precipitation 0.9 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 -9.7 ℃

Wind speed 29.5 km

Wind direction NSW

Wind direction 5°

Humidity 92 %

Cloud cover 100 %

Pressure 991 mb

Precipitation 0.88 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 -9.2 ℃

Wind speed 29.5 km

Wind direction NSW

Wind direction 6°

Humidity 92 %

Cloud cover 100 %

Pressure 992 mb

Precipitation 0.91 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 29.5 km

Wind direction NSW

Wind direction 5°

Humidity 91 %

Cloud cover 100 %

Pressure 992 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 -8.1 ℃

Wind speed 29.5 km

Wind direction NSW

Wind direction 6°

Humidity 90 %

Cloud cover 100 %

Pressure 993 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 -7.9 ℃

Wind speed 29.5 km

Wind direction NSW

Wind direction 4°

Humidity 91 %

Cloud cover 100 %

Pressure 993 mb

Precipitation 0.56 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 -7.4 ℃

Wind speed 29.2 km

Wind direction NSW

Wind direction 4°

Humidity 91 %

Cloud cover 100 %

Pressure 993 mb

Precipitation 0.56 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 -6.9 ℃

Wind speed 29.9 km

Wind direction NSW

Wind direction 9°

Humidity 93 %

Cloud cover 94 %

Pressure 995 mb

Precipitation 0.56 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 -6.7 ℃

Wind speed 29.9 km

Wind direction NSW

Wind direction 7°

Humidity 92 %

Cloud cover 97 %

Pressure 995 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 -6.5 ℃

Wind speed 29.2 km

Wind direction NSW

Wind direction 5°

Humidity 93 %

Cloud cover 99 %

Pressure 996 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 -6.7 ℃

Wind speed 28.8 km

Wind direction NSW

Wind direction 4°

Humidity 95 %

Cloud cover 94 %

Pressure 996 mb

Precipitation 0.84 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 -6.7 ℃

Wind speed 28.4 km

Wind direction NSW

Wind direction 3°

Humidity 93 %

Cloud cover 98 %

Pressure 997 mb

Precipitation 0.65 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 -6.7 ℃

Wind speed 28.4 km

Wind direction NSW

Wind direction 2°

Humidity 92 %

Cloud cover 100 %

Pressure 997 mb

Precipitation 0.56 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 -6.8 ℃

Wind speed 28.8 km

Wind direction NSW

Wind direction 3°

Humidity 93 %

Cloud cover 100 %

Pressure 998 mb

Precipitation 0.75 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 27.4 km

Wind direction NSW

Wind direction 5°

Humidity 93 %

Cloud cover 100 %

Pressure 999 mb

Precipitation 0.58 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 -7.4 ℃

Wind speed 27.7 km

Wind direction NSW

Wind direction 9°

Humidity 91 %

Cloud cover 100 %

Pressure 1000 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 -7.9 ℃

Wind speed 27 km

Wind direction NSW

Wind direction 8°

Humidity 88 %

Cloud cover 100 %

Pressure 1000 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 -8.3 ℃

Wind speed 25.6 km

Wind direction NSW

Wind direction 6°

Humidity 87 %

Cloud cover 100 %

Pressure 1001 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 -8.9 ℃

Wind speed 24.1 km

Wind direction NSW

Wind direction 5°

Humidity 87 %

Cloud cover 100 %

Pressure 1001 mb

Precipitation 0.03 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 29.9 kph
Humidity avg 92 %