Air Quality in Saint-Quentin-en-Yvelines, France

Clear
20.4°C · 28.8% humidity
20.4°
Feels 20.4°
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
7 5am
10
14
16 8am
14
12
31 11am
30
30
9 2pm
29
29
28 5pm
28
8
8 8pm
8
8
8 11pm
8
8
8 2am
28
8
Station readings
7
10
14
CAMS model adj -26
34
34
34
34
34
34
54
54
54
34
54
54
54
54
34
34
34
34
34
34
34
34
54
34
AD 728×90

Air Quality Index Trend

47h · 3 stn

Saint-Quentin-en-Yvelines'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.

28.8%
Humidity
28.6 km/h
Wind ESE
1013.5 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
16
3.88 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Saint-Quentin-en-Yvelines?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.53.88 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (5 stations within 25 km)
3.88
Median
4.52
Average
2.14
Low
6.2
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +3.2

What is the 7-day forecast for Saint-Quentin-en-Yvelines?

07-22
28.7° 20.4°
07-23
23.9° 20.7°
0.13 mm
07-24
25.2° 18.5°
0.88 mm
07-25
33.2° 14.1°
07-26
27.6° 15.6°
0.06 mm
07-27
28.0° 18.1°
07-28
27.8° 16.8°
Both models agree Avg diff: 2.9°C

Where are air quality stations near Saint-Quentin-en-Yvelines?

12
rue de Gometz
13.2 km PM2.5: 3.0 µg/m³ PM10: 3.0 µg/m³
23
Paris Stade Lenglen, Paris
19.5 km PM2.5: 5.5 µg/m³
56
Paris Stade Lenglen, Paris
19.5 km PM2.5: 14.5 µg/m³
31
Paris Stade Lenglen, Paris
19.5 km PM2.5: 7.4 µg/m³
53
Rambouillet, Paris
20.7 km PM2.5: 13.1 µg/m³
28
Rambouillet, Paris
20.7 km PM2.5: 6.7 µg/m³
56
La Defense, Paris
21.0 km PM2.5: 14.5 µg/m³
56
La Defense, Paris
21.0 km PM2.5: 14.5 µg/m³
46
Place Victor Basch, Paris
23.4 km PM2.5: 11.0 µg/m³
37
Rn20 Montlhery, Paris
23.4 km PM2.5: 8.9 µg/m³

What cities are near Saint-Quentin-en-Yvelines?

16 Trappes 16 Montigny-le-Bretonneux 17 Guyancourt 18 Saint-Cyr-l'École 15 Élancourt 19 Les Clayes-sous-Bois 9 Maurepas 17 Plaisir 18 Versailles 19 Le Chesnay
Get AQI alerts for Saint-Quentin-en-Yvelines

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T06:28 UTC.