Air Quality Horley

Air QualityUnited KingdomHorley

Air Quality for May 26, 2024

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 Horley for May 26, 2024

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 9.8 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 183°

Humidity 95 %

Cloud cover 77 %

Pressure 1013 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 11 ℃

Wind speed 7.9 km

Wind direction NSW

Wind direction 187°

Humidity 97 %

Cloud cover 100 %

Pressure 1012 mb

Precipitation 0.87 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 11.3 ℃

Wind speed 5.8 km

Wind direction NSW

Wind direction 178°

Humidity 98 %

Cloud cover 100 %

Pressure 1011 mb

Precipitation 2.35 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 10.8 ℃

Wind speed 8.6 km

Wind direction NSW

Wind direction 118°

Humidity 99 %

Cloud cover 99 %

Pressure 1011 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 9.8 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 131°

Humidity 98 %

Cloud cover 78 %

Pressure 1011 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 9.9 ℃

Wind speed 18.4 km

Wind direction NSW

Wind direction 159°

Humidity 97 %

Cloud cover 73 %

Pressure 1010 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 10.7 ℃

Wind speed 17.3 km

Wind direction NSW

Wind direction 172°

Humidity 96 %

Cloud cover 86 %

Pressure 1011 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 12.4 ℃

Wind speed 15.8 km

Wind direction NSW

Wind direction 183°

Humidity 91 %

Cloud cover 64 %

Pressure 1011 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 13.8 ℃

Wind speed 11.2 km

Wind direction NSW

Wind direction 160°

Humidity 94 %

Cloud cover 75 %

Pressure 1011 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 15.8 ℃

Wind speed 22.3 km

Wind direction NSW

Wind direction 211°

Humidity 79 %

Cloud cover 72 %

Pressure 1011 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 16.3 ℃

Wind speed 25.2 km

Wind direction NSW

Wind direction 220°

Humidity 75 %

Cloud cover 85 %

Pressure 1011 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 16.8 ℃

Wind speed 27.4 km

Wind direction NSW

Wind direction 216°

Humidity 72 %

Cloud cover 73 %

Pressure 1011 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 16.7 ℃

Wind speed 29.2 km

Wind direction NSW

Wind direction 214°

Humidity 73 %

Cloud cover 76 %

Pressure 1011 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 16.6 ℃

Wind speed 29.9 km

Wind direction NSW

Wind direction 217°

Humidity 72 %

Cloud cover 70 %

Pressure 1011 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 16.7 ℃

Wind speed 30.6 km

Wind direction NSW

Wind direction 221°

Humidity 70 %

Cloud cover 88 %

Pressure 1011 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 16.3 ℃

Wind speed 30.2 km

Wind direction NSW

Wind direction 222°

Humidity 71 %

Cloud cover 71 %

Pressure 1011 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 15.9 ℃

Wind speed 29.2 km

Wind direction NSW

Wind direction 224°

Humidity 75 %

Cloud cover 89 %

Pressure 1012 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 15.2 ℃

Wind speed 26.3 km

Wind direction NSW

Wind direction 225°

Humidity 80 %

Cloud cover 87 %

Pressure 1012 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 12.4 ℃

Wind speed 24.1 km

Wind direction NSW

Wind direction 226°

Humidity 84 %

Cloud cover 79 %

Pressure 1013 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 10.8 ℃

Wind speed 22 km

Wind direction NSW

Wind direction 228°

Humidity 88 %

Cloud cover 52 %

Pressure 1013 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 9.4 ℃

Wind speed 17.3 km

Wind direction NSW

Wind direction 225°

Humidity 93 %

Cloud cover 81 %

Pressure 1013 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 8.7 ℃

Wind speed 15.5 km

Wind direction NSW

Wind direction 223°

Humidity 96 %

Cloud cover 51 %

Pressure 1013 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 13.7 km

Wind direction NSW

Wind direction 227°

Humidity 96 %

Cloud cover 52 %

Pressure 1014 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 7.9 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 232°

Humidity 96 %

Cloud cover 43 %

Pressure 1014 mb

Precipitation 0 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 30.6 kph
Humidity avg 86 %