Air Quality in São Luís, Brazil
Rain
28.7°C · 70.9% humidity
28.7°
Feels 33.9°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
São Luís's air quality — share it
AQI Forecast
27
9pm
27
27
27
12am
29
30
31
3am
32
33
33
6am
33
34
34
9am
34
34
34
12pm
34
34
34
3pm
54
54
54
6pm
54
54
São Luís's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
70.9%
Humidity
49.9 km/h
Wind NE
1010.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for São Luís?
Temperature & Precipitation
PM2.56.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for São Luís?
08-03
28.7° 24.2°
3.13 mm
08-04
29.5° 25.2°
4.63 mm
08-05
30.9° 23.8°
0.69 mm
08-06
29.3° 25.8°
5.31 mm
08-07
29.5° 23.6°
2.75 mm
08-08
29.3° 25.4°
0.5 mm
08-09
30.4° 25.7°
0.63 mm
Both models agree
Avg diff: 1.5°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:51 UTC.