Air Quality in Saint-Louis, Senegal
Windy
26.4°C · 75.1% humidity
26.4°
Feels 26.4°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Saint-Louis's air quality — share it
AQI Forecast
54
6pm
54
54
54
9pm
54
54
66
12am
66
66
66
3am
66
66
66
6am
66
66
66
9am
66
66
66
12pm
66
66
66
3pm
66
66
Saint-Louis's air quality is influenced by vehicle emissions, biomass burning, dust, and industrial activity. Dry seasons and Harmattan winds can significantly elevate particulate pollution levels.
75.1%
Humidity
70.3 km/h
Wind WNW
1015.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.5 µg/m³
PM10
48.05 µg/m³
050100150200300500
What is the weather forecast for Saint-Louis?
Temperature & Precipitation
PM2.513.5 µg/m³
✓ WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Saint-Louis?
07-21
26.8° 24.7°
07-22
26.7° 25.2°
07-23
26.7° 25.3°
1.88 mm
07-24
27.2° 25.6°
0.13 mm
07-25
26.5° 25.8°
07-26
27.1° 25.8°
0.62 mm
07-27
27.8° 26.2°
0.06 mm
Both models agree
Avg diff: 2.6°C
What cities are near Saint-Louis?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:09 UTC.