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Welwyn Hatfield
Haldens
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Haldens
Welwyn Hatfield, Hertfordshire
2024-12-03 16:00
AQI (US)
Good
Pollutants
|
Pollens
PM2.5
μg/m³
5
O3
μg/m³
35
PM10
μg/m³
8
NO2
μg/m³
15
Alder
0
Ragweed
0
Mugwort
0
Birch
0
Olive Tree
0
Grasses
0
Weather
℃
℃
℉
5℃
89%
0 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
Allergy Risk
PM2.5
O3
PM10
NO2
Alder
Ragweed
Mugwort
Birch
Olive Tree
Grasses
Data Sources
http://uk-air.defra.gov.uk/
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