Air Quality in Saint-Louis, Senegal
Drizzle
26.0°C · 77.9% humidity
26.0°
Feels 26.0°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Saint-Louis's air quality — share it
AQI Forecast
83
12am
83
83
60
3am
67
71
75
6am
77
79
63
9am
64
64
65
12pm
53
53
54
3pm
54
54
54
6pm
54
54
54
9pm
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 1.1× the WHO 24-hour guideline of 15 µg/m³.
77.9%
Humidity
44.4 km/h
Wind W
1010.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
16.35 µg/m³
PM10▲
79.9 µg/m³
050100150200300500
What is the weather forecast for Saint-Louis?
Temperature & Precipitation
PM2.516.35 µg/m³
×1.1 WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX0.7
Low
What is the 7-day forecast for Saint-Louis?
08-03
27.2° 24.8°
0.69 mm
08-04
27.3° 26.0°
0.5 mm
08-05
28.3° 26.8°
0.38 mm
08-06
27.1° 25.4°
0.13 mm
08-07
27.4° 25.9°
0.19 mm
08-08
28.1° 26.3°
0.19 mm
08-09
27.6° 24.0°
66.12 mm
Both models agree
Avg diff: 2.9°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 2026-08-08T03:08 UTC.