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São Lourenço da Serra (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

مطر
18°C
مطر
Humidity
99.5%
Wind
3 m/s
Pressure
1016.3 hPa
Direction
107°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
18° / 21°
Precip.
13.7mm
Max wind
3.8 m/s

Hourly Forecast

10.03
Now
Weather
18°
0.6
10.03
23:00
Weather
18°
0.3
11.03
00:00
Weather
18°
11.03
01:00
Weather
18°
0.2
11.03
02:00
Weather
18°
0.7
11.03
03:00
Weather
18°
0.3
11.03
04:00
Weather
18°
0.5
11.03
05:00
Weather
18°
0.7
11.03
06:00
Weather
18°
0.6
11.03
07:00
Weather
18°
1
11.03
08:00
Weather
18°
0.7
11.03
09:00
Weather
18°
0.5
11.03
10:00
Weather
18°
0.5
11.03
11:00
Weather
19°
0.3
11.03
12:00
Weather
19°
0.4
11.03
13:00
Weather
20°
0.7
11.03
14:00
Weather
20°
1.4
11.03
15:00
Weather
20°
1.1
11.03
16:00
Weather
20°
0.9
11.03
17:00
Weather
20°
0.5
11.03
18:00
Weather
21°
1.2
11.03
19:00
Weather
20°
0.6
11.03
20:00
Weather
20°
11.03
21:00
Weather
19°

Temperature

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

Precipitation

1.4mm
0mm
22:00
0.6mm
23:00
0.3mm
01:00
0.2mm
02:00
0.7mm
03:00
0.3mm
04:00
0.5mm
05:00
0.7mm
06:00
0.6mm
07:00
1mm
08:00
0.7mm
09:00
0.5mm
10:00
0.5mm
11:00
0.3mm
12:00
0.4mm
13:00
0.7mm
14:00
1.4mm
15:00
1.1mm
16:00
0.9mm
17:00
0.5mm
18:00
1.2mm
19:00
0.6mm
22:00 09:00 21:00

Wind

3.8m/s
0m/s
22:00
3.1 m/s
23:00
3 m/s
00:00
2.9 m/s
01:00
2.4 m/s
02:00
2.3 m/s
03:00
2.1 m/s
04:00
2.2 m/s
05:00
1.8 m/s
06:00
1.8 m/s
07:00
1.9 m/s
08:00
1.8 m/s
09:00
1.6 m/s
10:00
2 m/s
11:00
2.2 m/s
12:00
2.5 m/s
13:00
2 m/s
14:00
1.6 m/s
15:00
1.4 m/s
16:00
1.7 m/s
17:00
2.2 m/s
18:00
2.7 m/s
19:00
3.2 m/s
20:00
3.8 m/s
21:00
3.5 m/s
22:00 09:00 21:00

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
46.9 km
97
32.3%

Measurement time: 2026-03-10 23:00

Calculated from PM2.5/PM10

PM2.5
46.9 km
34 µg/m3
40.5%

Measurement time: 2026-03-10 23:00

source: Aqicn

O3
48.8 km
33.8 µg/m3
21.1%

Measurement time: 2026-03-10 21:00

source: Aqicn

PM10
48.8 km
25 µg/m3
17.9%

Measurement time: 2026-03-10 21:00

source: Aqicn

NO2
46.9 km
16 µg/m3
8%

Measurement time: 2026-03-10 23:00

source: Aqicn

CO
46.9 km
0.0037 mg/m3
0%

Measurement time: 2026-03-10 23:00

source: Aqicn

Info


Country: Brazil
Region: São Paulo
Latitude: -23.8525
Longitude: -46.9425

Cities in the area:

About Air Quality in São Lourenço da Serra

Air quality in São Lourenço da Serra 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 São Lourenço da Serra

  • 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 São Lourenço da Serra?

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 São Lourenço da Serra

If you're planning outdoor activities in São Lourenço da Serra, 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.