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
7am
161
161
213
10am
198
173
103
1pm
98
93
90
4pm
88
87
86
7pm
85
67
67
10pm
67
54
66
1am
66
54
54
4am
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
9.4
UV Very High
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 INDEX9.4
Very High
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 2026-09-05T10:28 UTC.