Air quality in Saint-Étienne
European Air Quality Index (EAQI) based on particulates (PM2.5/PM10), nitrogen dioxide (NO₂) and ozone (O₃).
PM2.5
16 µg/m³
WHO limit 15
PM10
19.5 µg/m³
WHO limit 45
Hourly (12h)
EAQI
12:00
💨
PM2.5 16 µg/m³
32Fair
13:00
💨
PM2.5 17.3 µg/m³
35Fair
14:00
💨
PM2.5 17.5 µg/m³
35Fair
15:00
💨
PM2.5 18.2 µg/m³
36Fair
16:00
💨
PM2.5 20.9 µg/m³
44Moderate
17:00
💨
PM2.5 25.3 µg/m³
60Moderate
18:00
💨
PM2.5 29.7 µg/m³
64Poor
19:00
💨
PM2.5 31.7 µg/m³
65Poor
20:00
💨
PM2.5 30.5 µg/m³
64Poor
21:00
💨
PM2.5 30 µg/m³
64Poor
22:00
💨
PM2.5 29.4 µg/m³
64Poor
23:00
💨
PM2.5 28.8 µg/m³
63Poor
5-day forecast
Max EAQI per day
Sun
💨
Moderate · UV Low
52
Tue
💨
Moderate · UV Moderate
46