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Três de Maio (Rio Grande do Sul) (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

Fair
29°C
Fair
Humidity
55.9%
Wind
4 m/s
Pressure
1009.1 hPa
Direction
172°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
19° / 29°
Precip.
0.1mm
Max wind
3.9 m/s

Hourly Forecast

30.01
Now
Weather
29°
30.01
19:00
Weather
29°
30.01
20:00
Weather
28°
30.01
21:00
Weather
28°
30.01
22:00
Weather
26°
30.01
23:00
Weather
25°
31.01
00:00
Weather
24°
31.01
01:00
Weather
23°
31.01
02:00
Weather
23°
31.01
03:00
Weather
22°
31.01
04:00
Weather
21°
31.01
05:00
Weather
21°
31.01
06:00
Weather
20°
31.01
07:00
Weather
20°
31.01
08:00
Weather
19°
31.01
09:00
Weather
19°
31.01
10:00
Weather
20°
31.01
11:00
Weather
22°
31.01
12:00
Weather
24°
31.01
13:00
Weather
26°
0.1
31.01
14:00
Weather
27°
31.01
15:00
Weather
28°
31.01
16:00
Weather
28°
31.01
17:00
Weather
29°

Temperature

29°C
19°C
18:00
29°C
19:00
29°C
20:00
28°C
21:00
28°C
22:00
26°C
23:00
25°C
00:00
24°C
01:00
23°C
02:00
23°C
03:00
22°C
04:00
21°C
05:00
21°C
06:00
20°C
07:00
20°C
08:00
19°C
09:00
19°C
10:00
20°C
11:00
22°C
12:00
24°C
13:00
26°C
14:00
27°C
15:00
28°C
16:00
28°C
17:00
29°C
18:00 05:00 17:00

Precipitation

0.1mm
0mm
13:00
0.1mm
18:00 05:00 17:00

Wind

3.9m/s
0m/s
18:00
3.5 m/s
19:00
3.7 m/s
20:00
3.8 m/s
21:00
3.8 m/s
22:00
3.1 m/s
23:00
3.3 m/s
00:00
3.9 m/s
01:00
3.9 m/s
02:00
3.2 m/s
03:00
3 m/s
04:00
3 m/s
05:00
3 m/s
06:00
2.8 m/s
07:00
2.4 m/s
08:00
2.2 m/s
09:00
2.3 m/s
10:00
2.9 m/s
11:00
2.3 m/s
12:00
1.7 m/s
13:00
0.9 m/s
14:00
2.2 m/s
15:00
2.8 m/s
16:00
2.8 m/s
17:00
2.8 m/s
18:00 05:00 17:00

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
99.2 km
55
18.3%

Measurement time: 2026-01-30 16:36

Calculated from PM2.5/PM10

O3
99.2 km
70.07 µg/m3
43.8%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

PM2.5
99.2 km
14.27 µg/m3
17%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

PM10
99.2 km
14.68 µg/m3
10.5%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

CO
99.2 km
0.1635 mg/m3
1.2%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

NO2
99.2 km
0.56 µg/m3
0.3%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

SO2
99.2 km
0.28 µg/m3
0.1%

Measurement time: 2026-01-30 16:36

source: OpenWeatherMap

Info


Country: Brazil
Latitude: -27.77333
Longitude: -54.24


Solar Energy

Moderate
529.2 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Três de Maio

About Air Quality in Três de Maio

Air quality in Três de Maio 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 Três de Maio

  • 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 Três de Maio?

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 Três de Maio

If you're planning outdoor activities in Três de Maio, 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.