Air Quality in Boissy-Saint-Léger, France

Clear
20.4°C · 28.3% humidity
20.4°
Feels 20.4°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
8 6am
10
9
15 9am
33
32
31 12pm
30
29
29 3pm
29
28
28 6pm
28
8
8 9pm
8
8
8 12am
8
8
28 3am
8
8
Station readings
8
10
9
CAMS model adj -26
34
34
34
34
54
54
54
54
54
54
54
54
54
54
34
34
34
34
34
34
34
54
34
34
AD 728×90

Air Quality Index Trend

47h · 2 stn

Boissy-Saint-Léger'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.

28.3%
Humidity
27.3 km/h
Wind ESE
1013.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
15
3.67 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Boissy-Saint-Léger?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.53.67 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (10 stations within 25 km)
3.67
Median
4.51
Average
1.13
Low
7.7
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +3.7

What is the 7-day forecast for Boissy-Saint-Léger?

07-22
30.0° 20.4°
07-23
24.5° 21.2°
0.13 mm
07-24
25.8° 19.6°
0.31 mm
07-25
35.5° 15.3°
07-26
30.9° 17.6°
0.13 mm
07-27
29.8° 19.3°
07-28
28.7° 16.5°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Boissy-Saint-Léger?

42
Nogent-sur-marne, Paris
10.1 km PM2.5: 10.1 µg/m³
4
france-saint-maurice-rue-adrien-damalix
10.1 km 22.0°C 48.0% RH PM2.5: 0.9 µg/m³ PM10: 2.2 µg/m³
30
Vitry-sur-seine, Paris
10.3 km PM2.5: 7.2 µg/m³
44
Vitry-sur-seine, Paris
10.3 km PM2.5: 10.6 µg/m³
1
Boulevard Peripherique Est, Paris
12.1 km PM2.5: 0.2 µg/m³
64
Lognes, Paris
13.4 km PM2.5: 18.3 µg/m³
26
Lognes, Paris
13.4 km PM2.5: 6.2 µg/m³
19
Arcueil
14.6 km PM2.5: 4.6 µg/m³ PM10: 4.6 µg/m³
46
Place Victor Basch, Paris
16.0 km PM2.5: 11.0 µg/m³
42
Paris
16.5 km PM2.5: 10.1 µg/m³

What cities are near Boissy-Saint-Léger?

15 Limeil-Brévannes 15 Sucy-en-Brie 15 Bonneuil-sur-Marne 16 Yerres 13 Saint-Maur-des-Fossés 15 Villeneuve-Saint-Georges 14 Chennevières-sur-Marne 13 Créteil 17 Brunoy 16 Montgeron
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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 2026-07-22T07:14 UTC.