Air Quality in Saint-Louis, Senegal
Windy
28.8°C · 75.2% humidity
28.8°
Feels 34.5°
213
Very unhealthy
Everyone should avoid outdoor exertion.
Model forecast
Nearby Monitoring Stations
Saint-Louis's air quality — share it
AQI Forecast
161
6am
161
161
213
9am
198
188
165
12pm
98
94
90
3pm
88
87
86
6pm
85
84
67
9pm
67
66
54
12am
66
66
54
3am
54
54
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. Current PM2.5 concentration in Saint-Louis is 10.8× the WHO 24-hour guideline of 15 µg/m³.
75.2%
Humidity
56.4 km/h
Wind WNW
1014.0 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
162.48 µg/m³
PM10▲
479.95 µg/m³
050100150200300500
What is the weather forecast for Saint-Louis?
Temperature & Precipitation
PM2.5162.48 µg/m³
×10.8 WHO
Very unhealthy
PM10479.95 µg/m³
Hazardous
UV INDEX4.4
Moderate
What is the 7-day forecast for Saint-Louis?
09-05
28.8° 24.9°
9.62 mm
09-06
28.9° 27.2°
09-07
29.0° 27.1°
0.25 mm
09-08
28.6° 27.1°
09-09
28.9° 28.0°
09-10
29.4° 27.3°
09-11
29.1° 27.6°
Both models agree
Avg diff: 2.5°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 2026-09-05T09:40 UTC.