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Great Waltham

Chelmsford

2026-06-14 13:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
49.9
PM2.5
μg/m³
5.9
PM10
μg/m³
7.8
NO2
μg/m³
5.6
SO2
μg/m³
1.9
Weather
  • ℃
  • ℉
19℃
52%
13 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2
  • Grasses
  • Mugwort
  • Alder
  • Ragweed
  • Birch
  • Olive Tree

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