Air Quality in Saint-Leu-la-Forêt, France

Windy
27.1°C · 28.3% humidity
27.1°
Feels 27.1°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
23 2am
15
11
59 5am
45
36
29 8am
24
20
17 11am
16
14
13 2pm
13
12
12 5pm
12
11
11 8pm
18
18
18 11pm
18
18
Station readings
23
15
CAMS model adj -16
34
34
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34
34
AD 728×90

Air Quality Index Trend

46h · 3 stn

Saint-Leu-la-Forêt'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. Current PM2.5 concentration in Saint-Leu-la-Forêt is 1.1× the WHO 24-hour guideline of 15 µg/m³.

28.3%
Humidity
61.0 km/h
Wind WNW
1013.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
59
15.9 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Saint-Leu-la-Forêt?

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.515.9 µg/m³ ×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
15.9
Median
12.63
Average
2.42
Low
22.84
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -8.9

What is the 7-day forecast for Saint-Leu-la-Forêt?

08-03
38.6° 18.4°
1.69 mm
08-04
28.0° 16.7°
08-05
32.2° 19.4°
08-06
33.0° 17.8°
08-07
33.4° 15.7°
1.06 mm
08-08
27.1° 17.8°
08-09
22.9° 16.1°
Both models agree Avg diff: 3.6°C

Where are air quality stations near Saint-Leu-la-Forêt?

54
Gennevilliers, Paris
10.1 km PM2.5: 13.5 µg/m³
41
Gennevilliers, Paris
10.1 km PM2.5: 9.8 µg/m³
23
Gennevilliers, Paris
10.1 km PM2.5: 5.5 µg/m³
55
Zone Rurale Nord - Saint-martin-du-tertre, Paris
11.5 km PM2.5: 14.0 µg/m³
39
Zone Rurale Nord - Saint-martin-du-tertre, Paris
11.5 km PM2.5: 9.4 µg/m³
27
Zone Rurale Nord - Saint-martin-du-tertre, Paris
11.5 km PM2.5: 6.5 µg/m³
34
Zone Rurale Nord - Saint-martin-du-tertre, Paris
11.5 km PM2.5: 8.2 µg/m³
40
Autoroute A1 - Saint-denis, Paris
12.8 km PM2.5: 9.6 µg/m³
34
Autoroute A1 - Saint-denis, Paris
12.8 km PM2.5: 8.2 µg/m³
110
Autoroute A1 - Saint-denis, Paris
12.8 km PM2.5: 39.2 µg/m³

What cities are near Saint-Leu-la-Forêt?

74 Taverny 53 Ermont 54 Eaubonne 53 Franconville 54 Soisy-sous-Montmorency 52 Montigny-lès-Cormeilles 55 Saint-Gratien 54 Sannois 52 Domont 52 Cormeilles-en-Parisis
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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 2026-08-08T03:09 UTC.