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Rio Grande (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
25°C
Fair
Humidity
84.3%
Wind
6 m/s
Pressure
1015 hPa
Direction
92°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
23° / 27°
Precip.
0.1mm
Max wind
8.9 m/s

Hourly Forecast

30.03
Now
Weather
25°
6
30.03
21:00
Weather
25°
6
30.03
22:00
Weather
25°
5
30.03
23:00
Weather
24°
5
31.03
00:00
Weather
24°
6
31.03
01:00
Weather
24°
6
31.03
02:00
Weather
24°
6
31.03
03:00
Weather
24°
6
31.03
04:00
Weather
24°
6
31.03
05:00
Weather
24°
6
31.03
06:00
Weather
24°
6
31.03
07:00
Weather
24°
6
31.03
08:00
Weather
24°
6
31.03
09:00
Weather
24°
6
31.03
10:00
Weather
23°
6
31.03
11:00
Weather
24°
7
31.03
12:00
Weather
25°
7
31.03
13:00
Weather
25°
7
31.03
14:00
Weather
26°
7
31.03
15:00
Weather
26°
0.1
7
31.03
16:00
Weather
27°
8
31.03
17:00
Weather
27°
9
31.03
18:00
Weather
27°
9
31.03
19:00
Weather
26°
9

Temperature

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

Precipitation

0.1mm
0mm
15:00
0.1mm
20:00 07:00 19:00

Wind

8.9m/s
0m/s
20:00
5.6 m/s
21:00
5.9 m/s
22:00
5.2 m/s
23:00
5.4 m/s
00:00
5.9 m/s
01:00
6.3 m/s
02:00
6.3 m/s
03:00
6.4 m/s
04:00
6.2 m/s
05:00
5.6 m/s
06:00
5.5 m/s
07:00
5.7 m/s
08:00
5.7 m/s
09:00
5.6 m/s
10:00
5.8 m/s
11:00
6.6 m/s
12:00
6.8 m/s
13:00
7.1 m/s
14:00
7.1 m/s
15:00
7.4 m/s
16:00
7.9 m/s
17:00
8.5 m/s
18:00
8.9 m/s
19:00
8.5 m/s
20:00 07:00 19:00

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
96.1 km
4
1.3%

Measurement time: 2026-03-30 22:01

Calculated from PM2.5/PM10

O3
96.1 km
28.34 µg/m3
17.7%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

PM2.5
96.1 km
1.15 µg/m3
1.4%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

PM10
96.1 km
1.6 µg/m3
1.1%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

CO
96.1 km
0.08886 mg/m3
0.6%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

NO2
96.1 km
0.33 µg/m3
0.2%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

SO2
96.1 km
0.03 µg/m3
0%

Measurement time: 2026-03-30 22:01

source: OpenWeatherMap

Info


Country: Brazil
Latitude: -32.035
Longitude: -52.09861


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About Air Quality in Rio Grande

Air quality in Rio Grande 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 Rio Grande

  • 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 Rio Grande?

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 Rio Grande

If you're planning outdoor activities in Rio Grande, 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.