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Rio Tinto (Porto) (PT)

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 showers
11°C
Heavy rain showers
Humidity
71.4%
Wind
10 m/s
Pressure
995.5 hPa
Direction
236°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
6° / 11°
Precip.
31.9mm
Max wind
10.4 m/s

Hourly Forecast

02.02
Now
Weather
11°
1.3
10
02.02
13:00
Weather
11°
2.8
10
02.02
14:00
Weather
10°
3.1
9
02.02
15:00
Weather
1
8
02.02
16:00
Weather
10°
3.1
9
02.02
17:00
Weather
1
10
02.02
18:00
Weather
0.5
9
02.02
19:00
Weather
0.6
8
02.02
20:00
Weather
2.6
7
02.02
21:00
Weather
2.3
6
02.02
22:00
Weather
1
7
02.02
23:00
Weather
2.5
03.02
00:00
Weather
0.5
03.02
01:00
Weather
2.1
03.02
02:00
Weather
0.3
03.02
03:00
Weather
0.8
6
03.02
04:00
Weather
0.9
6
03.02
05:00
Weather
0.7
6
03.02
06:00
Weather
1.1
6
03.02
07:00
Weather
0.2
5
03.02
08:00
Weather
0.3
5
03.02
09:00
Weather
1.9
5
03.02
10:00
Weather
1.2
03.02
11:00
Weather
0.1
5

Temperature

11°C
6°C
12:00
11°C
13:00
11°C
14:00
10°C
15:00
9°C
16:00
10°C
17:00
9°C
18:00
9°C
19:00
9°C
20:00
9°C
21:00
8°C
22:00
8°C
23:00
8°C
00:00
7°C
01:00
8°C
02:00
7°C
03:00
7°C
04:00
7°C
05:00
7°C
06:00
6°C
07:00
7°C
08:00
7°C
09:00
8°C
10:00
9°C
11:00
9°C
12:00 23:00 11:00

Precipitation

3.1mm
0mm
12:00
1.3mm
13:00
2.8mm
14:00
3.1mm
15:00
1mm
16:00
3.1mm
17:00
1mm
18:00
0.5mm
19:00
0.6mm
20:00
2.6mm
21:00
2.3mm
22:00
1mm
23:00
2.5mm
00:00
0.5mm
01:00
2.1mm
02:00
0.3mm
03:00
0.8mm
04:00
0.9mm
05:00
0.7mm
06:00
1.1mm
07:00
0.2mm
08:00
0.3mm
09:00
1.9mm
10:00
1.2mm
11:00
0.1mm
12:00 23:00 11:00

Wind

10.4m/s
0m/s
12:00
10.4 m/s
13:00
10.2 m/s
14:00
9.3 m/s
15:00
8.2 m/s
16:00
9 m/s
17:00
9.5 m/s
18:00
8.7 m/s
19:00
7.9 m/s
20:00
6.9 m/s
21:00
5.8 m/s
22:00
6.6 m/s
23:00
4.6 m/s
00:00
5 m/s
01:00
4.6 m/s
02:00
4.3 m/s
03:00
5.5 m/s
04:00
6.1 m/s
05:00
5.6 m/s
06:00
5.7 m/s
07:00
5.4 m/s
08:00
5.4 m/s
09:00
5.4 m/s
10:00
4.8 m/s
11:00
5.2 m/s
12:00 23:00 11:00

Radiation

0.098 uSv
5.5 km
12.2%

Measurement time: 2026-02-02 06:00

source: remap_europe

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
18.7 km
8
2.7%

Measurement time: 2026-02-02 11:00

Calculated from PM2.5/PM10

O3
64.2 km
85.58 µg/m3
53.5%

Measurement time: 2026-02-02 12:28

source: OpenWeatherMap

PM10
18.7 km
4 µg/m3
2.9%

Measurement time: 2026-02-02 11:00

source: Aqicn

PM2.5
18.7 km
2 µg/m3
2.4%

Measurement time: 2026-02-02 11:00

source: Aqicn

NO2
18.7 km
3.7 µg/m3
1.9%

Measurement time: 2026-02-02 11:00

source: Aqicn

CO
64.2 km
0.13672 mg/m3
1%

Measurement time: 2026-02-02 12:28

source: OpenWeatherMap

SO2
64.2 km
0.19 µg/m3
0.1%

Measurement time: 2026-02-02 12:28

source: OpenWeatherMap

About Air Quality in Rio Tinto

Air quality in Rio Tinto 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 Tinto

  • 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 Tinto?

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 Tinto

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