Air Quality in Saint-Leu, France
Drizzle
11.0°C · 93.6% humidity
11.0°
Feels 11.0°
149
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Saint-Leu's air quality — share it
AQI Forecast
25
11pm
27
27
149
2am
114
88
69
5am
56
47
41
8am
36
32
30
11am
29
28
27
2pm
27
26
26
5pm
26
25
25
8pm
25
25
Air Quality Index Trend
39h · 2 stnSaint-Leu'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 is 3.7× the WHO 24-hour guideline of 15 µg/m³.
93.6%
Humidity
19.0 km/h
Wind W
1021.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
55.0 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Saint-Leu?
Temperature & Precipitation
PM2.5 Trend
39h · 2 stationsPM2.555.0 µg/m³
×3.7 WHO
Unhealthy for sensitive groups
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
55.0
Median
55.0
Average
55.0
Low
55.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -48.8
What is the 7-day forecast for Saint-Leu?
06-09
21.2° 11.0°
3.88 mm
06-10
17.5° 10.9°
1.69 mm
06-11
26.8° 14.1°
2.38 mm
06-12
25.9° 11.0°
06-13
31.4° 9.8°
0.06 mm
06-14
19.2° 10.5°
5.75 mm
06-15
21.6° 13.2°
0.06 mm
Both models agree
Avg diff: 3.4°C
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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 2026-06-09T00:19 UTC.