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Barretos (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

Częściowe zachmurzenie
24°C
Częściowe zachmurzenie
Humidity
78.8%
Wind
3 m/s
Pressure
1013.9 hPa
Direction
107°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
20° / 31°
Precip.
8.3mm
Max wind
3.7 m/s

Hourly Forecast

05.04
Now
Weather
24°
06.04
00:00
Weather
23°
06.04
01:00
Weather
23°
06.04
02:00
Weather
22°
06.04
03:00
Weather
22°
06.04
04:00
Weather
21°
06.04
05:00
Weather
21°
06.04
06:00
Weather
21°
06.04
07:00
Weather
21°
06.04
08:00
Weather
21°
06.04
09:00
Weather
20°
06.04
10:00
Weather
21°
06.04
11:00
Weather
23°
06.04
12:00
Weather
25°
06.04
13:00
Weather
27°
06.04
14:00
Weather
29°
06.04
15:00
Weather
30°
06.04
16:00
Weather
31°
06.04
17:00
Weather
31°
06.04
18:00
Weather
31°
06.04
19:00
Weather
30°
0.9
06.04
20:00
Weather
28°
3.4
06.04
21:00
Weather
24°
1.6
06.04
22:00
Weather
23°
2.4

Temperature

31°C
20°C
23:00
24°C
00:00
23°C
01:00
23°C
02:00
22°C
03:00
22°C
04:00
21°C
05:00
21°C
06:00
21°C
07:00
21°C
08:00
21°C
09:00
20°C
10:00
21°C
11:00
23°C
12:00
25°C
13:00
27°C
14:00
29°C
15:00
30°C
16:00
31°C
17:00
31°C
18:00
31°C
19:00
30°C
20:00
28°C
21:00
24°C
22:00
23°C
23:00 10:00 22:00

Precipitation

3.4mm
0mm
19:00
0.9mm
20:00
3.4mm
21:00
1.6mm
22:00
2.4mm
23:00 10:00 22:00

Wind

3.7m/s
0m/s
23:00
2.5 m/s
00:00
2.8 m/s
01:00
2.4 m/s
02:00
2.6 m/s
03:00
2 m/s
04:00
2 m/s
05:00
2.7 m/s
06:00
2.5 m/s
07:00
2.4 m/s
08:00
2.4 m/s
09:00
2.3 m/s
10:00
2.8 m/s
11:00
2.5 m/s
12:00
2.9 m/s
13:00
3.4 m/s
14:00
3.7 m/s
15:00
3.2 m/s
16:00
2.8 m/s
17:00
2.3 m/s
18:00
2.1 m/s
19:00
1.4 m/s
20:00
2 m/s
21:00
3.6 m/s
22:00
3 m/s
23:00 10:00 22:00

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
90 km
20
6.7%

Measurement time: 2026-04-06 01:00

Calculated from PM2.5/PM10

PM10
90 km
16 µg/m3
11.4%

Measurement time: 2026-04-06 01:00

source: Aqicn

O3
90 km
17.1 µg/m3
10.7%

Measurement time: 2026-04-06 01:00

source: Aqicn

PM2.5
90 km
5 µg/m3
6%

Measurement time: 2026-04-06 01:00

source: Aqicn

NO2
90 km
9.2 µg/m3
4.6%

Measurement time: 2026-04-06 01:00

source: Aqicn

Info


Country: Brazil
Region: São Paulo
Latitude: -20.55722
Longitude: -48.56778


Solar Energy

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0 W/m²
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About Air Quality in Barretos

Air quality in Barretos 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 Barretos

  • 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 Barretos?

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 Barretos

If you're planning outdoor activities in Barretos, 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.