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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
97.9%
Wind
3 m/s
Pressure
1012.1 hPa
Direction
16°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
19° / 25°
Precip.
15.6mm
Max wind
5.3 m/s

Hourly Forecast

03.02
Now
Weather
20°
03.02
04:00
Weather
19°
03.02
05:00
Weather
19°
03.02
06:00
Weather
19°
03.02
07:00
Weather
19°
0.2
03.02
08:00
Weather
20°
03.02
09:00
Weather
19°
03.02
10:00
Weather
20°
03.02
11:00
Weather
22°
5
03.02
12:00
Weather
22°
0.2
03.02
13:00
Weather
23°
2.5
03.02
14:00
Weather
24°
0.2
03.02
15:00
Weather
25°
1
03.02
16:00
Weather
24°
3.7
03.02
17:00
Weather
22°
0.5
03.02
18:00
Weather
23°
1
03.02
19:00
Weather
24°
0.1
03.02
20:00
Weather
24°
2.7
03.02
21:00
Weather
21°
1.3
03.02
22:00
Weather
21°
0.7
03.02
23:00
Weather
21°
0.4
04.02
00:00
Weather
20°
0.5
04.02
01:00
Weather
20°
0.5
04.02
02:00
Weather
20°
0.1

Temperature

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

Precipitation

3.7mm
0mm
07:00
0.2mm
12:00
0.2mm
13:00
2.5mm
14:00
0.2mm
15:00
1mm
16:00
3.7mm
17:00
0.5mm
18:00
1mm
19:00
0.1mm
20:00
2.7mm
21:00
1.3mm
22:00
0.7mm
23:00
0.4mm
00:00
0.5mm
01:00
0.5mm
02:00
0.1mm
03:00 14:00 02:00

Wind

5.3m/s
0m/s
03:00
3.2 m/s
04:00
3.3 m/s
05:00
3.2 m/s
06:00
3.1 m/s
07:00
3.6 m/s
08:00
3.9 m/s
09:00
4.1 m/s
10:00
4.7 m/s
11:00
5.3 m/s
12:00
5 m/s
13:00
4.7 m/s
14:00
4.3 m/s
15:00
4 m/s
16:00
4.2 m/s
17:00
2.1 m/s
18:00
3.7 m/s
19:00
2.1 m/s
20:00
2.3 m/s
21:00
3.1 m/s
22:00
2.8 m/s
23:00
2.7 m/s
00:00
3.1 m/s
01:00
3.5 m/s
02:00
4.1 m/s
03:00 14:00 02:00

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
154
51.3%

Measurement time: 2026-02-03 03:00

Calculated from PM2.5/PM10

PM2.5
16.7 km
63 µg/m3
75%

Measurement time: 2026-02-03 03:00

source: Aqicn

PM10
16.7 km
23 µg/m3
16.4%

Measurement time: 2026-02-03 03:00

source: Aqicn

NO2
16.7 km
19.2 µg/m3
9.6%

Measurement time: 2026-02-03 03:00

source: Aqicn

O3
16.7 km
5.3 µg/m3
3.3%

Measurement time: 2026-02-03 03:00

source: Aqicn

CO
16.7 km
0.0046 mg/m3
0%

Measurement time: 2026-02-03 03:00

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.