Air Quality in Boissy-Saint-Léger, France

Cloudy
13.1°C · 81.5% humidity
13.1°
Feels 13.1°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
44 8pm
44
24
54 11pm
38
32
28 2am
25
23
21 5am
20
19
18 8am
18
18
25 11am
44
44
44 2pm
44
44
44 5pm
24
24
Station readings
24
34
50
62
CAMS model adj -10
54
54
34
34
27
27
27
27
27
27
27
27
27
27
27
34
54
54
54
54
54
54
34
34
AD 728×90

Air Quality Index Trend

48h · 1 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.

81.5%
Humidity
8.7 km/h
Wind S
1010.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.36 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

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

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.513.36 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
13.36
Median
13.1
Average
9.1
Low
19.7
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -2.5

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

05-29
23.4° 14.7°
0.44 mm
05-30
18.9° 13.1°
3.88 mm
05-31
25.7° 14.7°
06-01
26.3° 12.9°
0.31 mm
06-02
19.4° 12.0°
8.75 mm
06-03
19.2° 14.4°
06-04
22.6° 19.1°
16.0 mm
Both models agree Avg diff: 3.2°C

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

35
Nogent-sur-marne, Paris
10.1 km PM2.5: 8.4 µg/m³
62
france-saint-maurice-rue-adrien-damalix
10.1 km 33.0°C 35.0% RH PM2.5: 17.5 µg/m³ PM10: 20.0 µg/m³
11
Vitry-sur-seine, Paris
10.3 km PM2.5: 2.6 µg/m³
63
Vitry-sur-seine, Paris
10.3 km PM2.5: 17.8 µg/m³
151
Boulevard Peripherique Est, Paris
12.1 km PM2.5: 55.5 µg/m³
55
Lognes, Paris
13.4 km PM2.5: 14.0 µg/m³
43
Lognes, Paris
13.4 km PM2.5: 10.3 µg/m³
5
Arcueil
14.6 km PM2.5: 1.2 µg/m³ PM10: 1.2 µg/m³
31
Place Victor Basch, Paris
16.0 km PM2.5: 7.4 µg/m³
105
Paris
16.5 km PM2.5: 37.1 µg/m³

What cities are near Boissy-Saint-Léger?

54 Limeil-Brévannes 54 Sucy-en-Brie 54 Bonneuil-sur-Marne 54 Yerres 54 Saint-Maur-des-Fossés 54 Villeneuve-Saint-Georges 54 Chennevières-sur-Marne 53 Créteil 53 Brunoy 54 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 2026-05-29T21:20 UTC.