Air Quality in Saint-Étienne, France

Drizzle
8.7°C · 98.1% humidity
8.7°
Feels 7.1°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
27 11pm
34
34
26 2am
25
25
25 5am
25
25
25 8am
25
24
24 11am
24
24
24 2pm
24
24
24 5pm
24
25
25 8pm
25
25
AD 728×90

Air Quality Index Trend

48h · 7 stn

Saint-Étienne's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

98.1%
Humidity
10.1 km/h
Wind NW
1022.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
26
6.23 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Saint-Étienne?

Temperature & Precipitation

PM2.5 Trend

48h · 7 stations
PM2.56.23 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
6.23
Median
6.7
Average
6.2
Low
7.7
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -0.1

What is the 7-day forecast for Saint-Étienne?

06-09
24.1° 8.7°
1.31 mm
06-10
23.9° 12.2°
1.25 mm
06-11
24.8° 13.0°
13.19 mm
06-12
23.8° 11.0°
06-13
32.0° 6.7°
1.63 mm
06-14
24.4° 9.8°
4.44 mm
06-15
24.6° 12.0°
0.75 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near Saint-Étienne?

6
Saint-Etienne Boulevard Urbain, France
1.6 km PM2.5: 1.4 µg/m³
16
Saint-Etienne Boulevard Urbain, France
1.6 km PM2.5: 3.8 µg/m³
13
Saint-Etienne Boulevard Urbain, France
1.6 km PM2.5: 3.1 µg/m³
22
Saint-Etienne Boulevard Urbain, France
1.6 km PM2.5: 5.3 µg/m³
26
Saint-Etienne Sud, France
1.6 km PM2.5: 6.2 µg/m³
6
La Talaudiere, Est Stephanois , France
6.2 km PM2.5: 1.4 µg/m³
26
La Talaudiere, Est Stephanois , France
6.2 km PM2.5: 6.2 µg/m³
58
La Talaudiere, Est Stephanois , France
6.2 km PM2.5: 15.4 µg/m³
25
Saint-Chamond, Est Stephanois , France
10.8 km PM2.5: 6.0 µg/m³
19
Saint-Chamond, Est Stephanois , France
10.8 km PM2.5: 4.6 µg/m³

What cities are near Saint-Étienne?

27 Firminy 32 Saint-Chamond 30 Annonay 24 Montbrison 18 Givors 18 Vienne 21 Saint-Genis-Laval 22 Oullins 23 Sainte-Foy-lès-Lyon 22 Saint-Fons
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T00:19 UTC.