Air Quality in Boissy-Saint-Léger, France

Clear
20.4°C · 37.5% humidity
20.4°
Feels 20.4°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 3pm
19
15
21 6pm
19
18
18 9pm
24
24
23 12am
23
23
22 3am
15
15
15 6am
15
15
15 9am
15
15
15 12pm
13
13
Station readings
12
19
15
CAMS model adj -12
25
24
24
24
25
25
27
34
34
34
34
34
34
27
27
27
27
27
27
27
27
27
25
25
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.

37.5%
Humidity
38.4 km/h
Wind ENE
1025.8 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
5.08 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
PM2.55.08 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (8 stations within 25 km)
5.08
Median
5.97
Average
1.69
Low
11.8
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +1.1

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

09-05
25.0° 13.5°
0.13 mm
09-06
24.2° 17.1°
0.13 mm
09-07
22.8° 14.0°
13.31 mm
09-08
24.8° 16.2°
2.87 mm
09-09
27.3° 15.1°
0.25 mm
09-10
25.4° 14.8°
09-11
19.8° 13.2°
2.87 mm
Both models agree Avg diff: 4.1°C

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

15
Nogent-sur-marne, Paris
10.1 km PM2.5: 3.6 µg/m³
20
Nogent-sur-marne, Paris
10.1 km PM2.5: 4.8 µg/m³
14
Vitry-sur-seine, Paris
10.3 km PM2.5: 3.4 µg/m³
37
Lognes, Paris
13.4 km PM2.5: 8.9 µg/m³
13
Lognes, Paris
13.4 km PM2.5: 3.1 µg/m³
9
Arcueil
14.6 km PM2.5: 2.1 µg/m³ PM10: 2.1 µg/m³
21
Place Victor Basch, Paris
16.0 km PM2.5: 5.0 µg/m³
18
Paris
16.5 km PM2.5: 4.3 µg/m³
45
Paris
16.5 km PM2.5: 10.8 µg/m³
58
Paris
16.5 km PM2.5: 15.4 µg/m³

What cities are near Boissy-Saint-Léger?

21 Limeil-Brévannes 21 Sucy-en-Brie 21 Bonneuil-sur-Marne 21 Yerres 23 Saint-Maur-des-Fossés 20 Villeneuve-Saint-Georges 21 Chennevières-sur-Marne 22 Créteil 21 Brunoy 20 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 2026-09-05T16:41 UTC.