Air Quality in São Caetano do Sul, Brazil

Drizzle
12.7°C · 70.6% humidity
12.7°
Feels 12.7°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
44 4am
58
66
38 7am
40
42
43 10am
44
44
45 1pm
45
45
46 4pm
46
46
46 7pm
58
58
58 10pm
58
58
58 1am
58
58
Station readings
44
58
66
CAMS model adj -8
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
66
66
66
66
66
66
66
66
AD 728×90

Air Quality Index Trend

47h · 3 stn

São Caetano do Sul's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.

70.6%
Humidity
60.0 km/h
Wind SE
1027.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
38
9.07 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for São Caetano do Sul?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.59.07 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (22 stations within 25 km)
9.07
Median
9.83
Average
2.4
Low
28.7
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +0.9

What is the 7-day forecast for São Caetano do Sul?

05-30
18.9° 12.7°
1.13 mm
05-31
21.7° 14.0°
0.19 mm
06-01
19.6° 14.9°
06-02
17.8° 13.8°
2.5 mm
06-03
17.0° 15.7°
3.63 mm
06-04
24.2° 9.9°
2.5 mm
06-05
16.2° 11.3°
1.06 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near São Caetano do Sul?

144
S.André-Capuava, São Paulo, Brazil
6.3 km PM2.5: 53.0 µg/m³
25
S.Bernardo-Centro, São Paulo, Brazil
8.4 km PM2.5: 6.0 µg/m³
29
S.Bernardo-Centro, São Paulo, Brazil
8.4 km PM2.5: 7.0 µg/m³
53
Diadema, São Paulo, Brazil
9.3 km PM2.5: 13.1 µg/m³
33
Diadema, São Paulo, Brazil
9.3 km PM2.5: 7.9 µg/m³
68
Mooca, São Paulo, Brazil
9.6 km PM2.5: 20.2 µg/m³
34
Mooca, São Paulo, Brazil
9.6 km PM2.5: 8.2 µg/m³
35
Itaquera, São Paulo, Brazil
9.8 km PM2.5: 8.4 µg/m³
119
Mauá, São Paulo, Brazil
10.0 km PM2.5: 42.8 µg/m³
86
Congonhas, São Paulo, Brazil
11.5 km PM2.5: 28.7 µg/m³

What cities are near São Caetano do Sul?

37 Sao Lucas 35 Vila Prudente 38 Sapopemba 38 Santo André 32 Sacomã 35 Vila Formosa 35 Aricanduva 32 Agua Rasa 35 Ipiranga 32 Cursino
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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.