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Santo Anastácio (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

Heavy rain
30°C
Heavy rain
Humidity
59.5%
Wind
4 m/s
Pressure
1009.2 hPa
Direction
288°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
22° / 30°
Precip.
18.6mm
Max wind
5.2 m/s

Hourly Forecast

29.01
Now
Weather
30°
4.6
29.01
22:00
Weather
26°
8.2
29.01
23:00
Weather
24°
0.2
30.01
00:00
Weather
24°
0.9
30.01
01:00
Weather
24°
0.1
30.01
02:00
Weather
23°
30.01
03:00
Weather
23°
30.01
04:00
Weather
23°
30.01
05:00
Weather
23°
30.01
06:00
Weather
22°
0.1
30.01
07:00
Weather
22°
0.7
30.01
08:00
Weather
23°
30.01
09:00
Weather
23°
30.01
10:00
Weather
23°
30.01
11:00
Weather
24°
0.2
30.01
12:00
Weather
26°
0.1
30.01
13:00
Weather
27°
0.2
30.01
14:00
Weather
28°
0.5
5
30.01
15:00
Weather
27°
1.2
5
30.01
16:00
Weather
27°
0.5
30.01
17:00
Weather
28°
30.01
18:00
Weather
29°
0.7
30.01
19:00
Weather
26°
0.4
30.01
20:00
Weather
27°

Temperature

30°C
22°C
21:00
30°C
22:00
26°C
23:00
24°C
00:00
24°C
01:00
24°C
02:00
23°C
03:00
23°C
04:00
23°C
05:00
23°C
06:00
22°C
07:00
22°C
08:00
23°C
09:00
23°C
10:00
23°C
11:00
24°C
12:00
26°C
13:00
27°C
14:00
28°C
15:00
27°C
16:00
27°C
17:00
28°C
18:00
29°C
19:00
26°C
20:00
27°C
21:00 08:00 20:00

Precipitation

8.2mm
0mm
21:00
4.6mm
22:00
8.2mm
23:00
0.2mm
00:00
0.9mm
01:00
0.1mm
06:00
0.1mm
07:00
0.7mm
11:00
0.2mm
12:00
0.1mm
13:00
0.2mm
14:00
0.5mm
15:00
1.2mm
16:00
0.5mm
18:00
0.7mm
19:00
0.4mm
21:00 08:00 20:00

Wind

5.2m/s
0m/s
21:00
3.6 m/s
22:00
2.8 m/s
23:00
4.6 m/s
00:00
2.2 m/s
01:00
1.8 m/s
02:00
0.6 m/s
03:00
1.4 m/s
04:00
1.8 m/s
05:00
2.5 m/s
06:00
1.4 m/s
07:00
1.8 m/s
08:00
2.9 m/s
09:00
3 m/s
10:00
3.9 m/s
11:00
4.2 m/s
12:00
4.7 m/s
13:00
4.5 m/s
14:00
5.2 m/s
15:00
5.2 m/s
16:00
5 m/s
17:00
4.1 m/s
18:00
3.9 m/s
19:00
4.3 m/s
20:00
2.9 m/s
21:00 08:00 20:00

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
37.8 km
126
42%

Measurement time: 2026-01-29 22:00

Calculated from PM2.5/PM10

PM2.5
37.8 km
46 µg/m3
54.8%

Measurement time: 2026-01-29 22:00

source: Aqicn

O3
37.8 km
22.4 µg/m3
14%

Measurement time: 2026-01-29 22:00

source: Aqicn

PM10
37.8 km
5 µg/m3
3.6%

Measurement time: 2026-01-29 22:00

source: Aqicn

NO2
37.8 km
5.1 µg/m3
2.6%

Measurement time: 2026-01-29 22:00

source: Aqicn

Info


Country: Brazil
Region: São Paulo
Latitude: -21.83833
Longitude: -51.61028

About Air Quality in Santo Anastácio

Air quality in Santo Anastácio 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 Anastácio

  • 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 Anastácio?

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 Anastácio

If you're planning outdoor activities in Santo Anastácio, 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.