Air Quality in São Sebastião, Brazil
Drizzle
17.1°C · 68.6% humidity
17.1°
Feels 17.1°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
São Sebastião's air quality — share it
AQI Forecast
27
4am
27
27
24
7am
25
25
27
10am
25
27
27
1pm
27
27
27
4pm
27
27
27
7pm
34
34
34
10pm
34
34
34
1am
34
34
Air Quality Index Trend
30h · 1 stnSão Sebastião's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
68.6%
Humidity
44.2 km/h
Wind SW
1027.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for São Sebastião?
Temperature & Precipitation
PM2.5 Trend
30h · 1 stationPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
5.8
Median
5.8
Average
5.8
Low
5.8
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +0.3
What is the 7-day forecast for São Sebastião?
05-30
19.6° 17.1°
5.81 mm
05-31
20.9° 15.6°
0.94 mm
06-01
23.0° 14.4°
0.38 mm
06-02
19.3° 16.2°
4.88 mm
06-03
19.9° 18.0°
2.63 mm
06-04
23.4° 13.0°
8.56 mm
06-05
18.2° 13.1°
1.87 mm
Both models agree
Avg diff: 3.0°C
Where are air quality stations near São Sebastião?
24
São Sebastião, São Paulo, Brazil
7
São Sebastião, São Paulo, Brazil
50
São Sebastião, São Paulo, Brazil
What cities are near São Sebastião?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T10:05 UTC.