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Santo André (São Paulo) (BR)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Cloudy
20°C
Cloudy
Humidity
94.2%
Wind
4 m/s
Pressure
1011.2 hPa
Direction
335°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
19° / 27°
Precip.
6.9mm
Max wind
5.3 m/s

Hourly Forecast

02.02
Now
Weather
20°
02.02
10:00
Weather
20°
02.02
11:00
Weather
20°
02.02
12:00
Weather
22°
5
02.02
13:00
Weather
22°
02.02
14:00
Weather
24°
5
02.02
15:00
Weather
23°
0.3
02.02
16:00
Weather
23°
0.2
02.02
17:00
Weather
25°
02.02
18:00
Weather
27°
1.7
02.02
19:00
Weather
24°
3.1
02.02
20:00
Weather
22°
0.1
02.02
21:00
Weather
22°
02.02
22:00
Weather
21°
02.02
23:00
Weather
21°
0.2
03.02
00:00
Weather
21°
0.1
03.02
01:00
Weather
20°
03.02
02:00
Weather
20°
03.02
03:00
Weather
20°
03.02
04:00
Weather
20°
03.02
05:00
Weather
20°
0.5
03.02
06:00
Weather
20°
0.5
03.02
07:00
Weather
19°
0.2
03.02
08:00
Weather
19°

Temperature

27°C
19°C
09:00
20°C
10:00
20°C
11:00
20°C
12:00
22°C
13:00
22°C
14:00
24°C
15:00
23°C
16:00
23°C
17:00
25°C
18:00
27°C
19:00
24°C
20:00
22°C
21:00
22°C
22:00
21°C
23:00
21°C
00:00
21°C
01:00
20°C
02:00
20°C
03:00
20°C
04:00
20°C
05:00
20°C
06:00
20°C
07:00
19°C
08:00
19°C
09:00 20:00 08:00

Precipitation

3.1mm
0mm
15:00
0.3mm
16:00
0.2mm
18:00
1.7mm
19:00
3.1mm
20:00
0.1mm
23:00
0.2mm
00:00
0.1mm
05:00
0.5mm
06:00
0.5mm
07:00
0.2mm
09:00 20:00 08:00

Wind

5.3m/s
0m/s
09:00
4.3 m/s
10:00
4.4 m/s
11:00
4.7 m/s
12:00
5.1 m/s
13:00
4.9 m/s
14:00
5.3 m/s
15:00
4.5 m/s
16:00
3.6 m/s
17:00
3.4 m/s
18:00
2.8 m/s
19:00
2.4 m/s
20:00
2.1 m/s
21:00
1.2 m/s
22:00
0.8 m/s
23:00
2.1 m/s
00:00
1.7 m/s
01:00
2.3 m/s
02:00
2.2 m/s
03:00
2.4 m/s
04:00
2.8 m/s
05:00
3 m/s
06:00
3.5 m/s
07:00
3.5 m/s
08:00
3.5 m/s
09:00 20:00 08:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
16.7 km
78
26%

Measurement time: 2026-02-02 10:00

Calculated from PM2.5/PM10

PM2.5
16.7 km
25 µg/m3
29.8%

Measurement time: 2026-02-02 10:00

source: Aqicn

PM10
16.7 km
14 µg/m3
10%

Measurement time: 2026-02-02 10:00

source: Aqicn

NO2
16.7 km
10.6 µg/m3
5.3%

Measurement time: 2026-02-02 10:00

source: Aqicn

O3
16.7 km
6.5 µg/m3
4.1%

Measurement time: 2026-02-02 10:00

source: Aqicn

CO
16.7 km
0.0037 mg/m3
0%

Measurement time: 2026-02-02 10:00

source: Aqicn

Info

About Air Quality in Santo André

Air quality in Santo André is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Santo André

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Santo André?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Santo André

If you're planning outdoor activities in Santo André, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.