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Negrelos (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

Light rain
11°C
Light rain
Humidity
99.5%
Wind
4 m/s
Pressure
1023.4 hPa
Direction
189°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
11° / 13°
Precip.
3.7mm
Max wind
7.2 m/s

Hourly Forecast

11.01
Now
Weather
11°
0.2
11.01
20:00
Weather
11°
0.2
11.01
21:00
Weather
11°
11.01
22:00
Weather
11°
11.01
23:00
Weather
11°
0.1
12.01
00:00
Weather
11°
0.2
5
12.01
01:00
Weather
11°
0.2
5
12.01
02:00
Weather
11°
0.2
6
12.01
03:00
Weather
11°
0.3
5
12.01
04:00
Weather
11°
0.7
6
12.01
05:00
Weather
11°
0.7
6
12.01
06:00
Weather
11°
0.6
6
12.01
07:00
Weather
11°
0.3
6
12.01
08:00
Weather
11°
7
12.01
09:00
Weather
11°
6
12.01
10:00
Weather
11°
7
12.01
11:00
Weather
12°
7
12.01
12:00
Weather
12°
7
12.01
13:00
Weather
13°
6
12.01
14:00
Weather
13°
6
12.01
15:00
Weather
13°
7
12.01
16:00
Weather
13°
5
12.01
17:00
Weather
12°
6
12.01
18:00
Weather
12°
6

Temperature

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

Precipitation

0.7mm
0mm
19:00
0.2mm
20:00
0.2mm
23:00
0.1mm
00:00
0.2mm
01:00
0.2mm
02:00
0.2mm
03:00
0.3mm
04:00
0.7mm
05:00
0.7mm
06:00
0.6mm
07:00
0.3mm
19:00 06:00 18:00

Wind

7.2m/s
0m/s
19:00
4.3 m/s
20:00
4.5 m/s
21:00
4.9 m/s
22:00
4.9 m/s
23:00
5 m/s
00:00
5.1 m/s
01:00
5.3 m/s
02:00
5.6 m/s
03:00
5.4 m/s
04:00
5.5 m/s
05:00
5.7 m/s
06:00
6.3 m/s
07:00
6 m/s
08:00
6.6 m/s
09:00
6.4 m/s
10:00
6.5 m/s
11:00
7.2 m/s
12:00
6.6 m/s
13:00
6.3 m/s
14:00
6.4 m/s
15:00
7.2 m/s
16:00
5.4 m/s
17:00
5.6 m/s
18:00
6.2 m/s
19:00 06:00 18:00

Radiation

0.1 uSv
28.6 km
12.5%

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
31.1 km
61
20.3%

Calculated from PM2.5/PM10

PM2.5
31.1 km
17 µg/m3
20.2%

source: Aqicn

O3
31.1 km
23.2 µg/m3
14.5%

source: Aqicn

PM10
31.1 km
15 µg/m3
10.7%

source: Aqicn

NO2
31.1 km
3.2 µg/m3
1.6%

source: Aqicn

Info


Country: Portugal
Region: Porto
Latitude: 41.34946
Longitude: -8.40145


Solar Energy

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0 W/m²
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About Air Quality in Negrelos

Air quality in Negrelos 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 Negrelos

  • 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 Negrelos?

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 Negrelos

If you're planning outdoor activities in Negrelos, 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.