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  6. 1st arrondissement
  7. PARIS 1er Les Halles

PARIS 1er Les Halles

1st arrondissement, Arrondissement de Paris

2026-07-26 16:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
54.2
PM2.5
μg/m³
8.7
NO2
μg/m³
4.5
CO
μg/m³
98
Weather
  • ℃
  • ℉
24℃
60%
14 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Allergy Risk
  • O3
  • PM2.5
  • NO2
  • CO
  • Mugwort
  • Grasses
  • Alder
  • Ragweed
  • Birch
  • Olive Tree
Data Sources
https://www.eea.europa.eu

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