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Melres (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
14°C
Light rain
Humidity
93.3%
Wind
4 m/s
Pressure
1011.1 hPa
Direction
222°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
8° / 15°
Precip.
53.3mm
Max wind
9 m/s

Hourly Forecast

01.02
Now
Weather
14°
0.1
01.02
13:00
Weather
14°
0.1
01.02
14:00
Weather
15°
2.3
01.02
15:00
Weather
14°
6.4
01.02
16:00
Weather
14°
2.8
01.02
17:00
Weather
13°
1.2
5
01.02
18:00
Weather
13°
1.8
6
01.02
19:00
Weather
13°
1.7
6
01.02
20:00
Weather
13°
1.5
7
01.02
21:00
Weather
13°
2.7
7
01.02
22:00
Weather
13°
1.2
8
01.02
23:00
Weather
13°
1.4
8
02.02
00:00
Weather
13°
1.1
8
02.02
01:00
Weather
12°
1.1
9
02.02
02:00
Weather
12°
6.1
9
02.02
03:00
Weather
12°
8.4
7
02.02
04:00
Weather
11°
4.1
8
02.02
05:00
Weather
11°
1.2
7
02.02
06:00
Weather
10°
1.5
7
02.02
07:00
Weather
1.1
7
02.02
08:00
Weather
0.3
6
02.02
09:00
Weather
2.7
6
02.02
10:00
Weather
0.4
7
02.02
11:00
Weather
2.1

Temperature

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

Precipitation

8.4mm
0mm
12:00
0.1mm
13:00
0.1mm
14:00
2.3mm
15:00
6.4mm
16:00
2.8mm
17:00
1.2mm
18:00
1.8mm
19:00
1.7mm
20:00
1.5mm
21:00
2.7mm
22:00
1.2mm
23:00
1.4mm
00:00
1.1mm
01:00
1.1mm
02:00
6.1mm
03:00
8.4mm
04:00
4.1mm
05:00
1.2mm
06:00
1.5mm
07:00
1.1mm
08:00
0.3mm
09:00
2.7mm
10:00
0.4mm
11:00
2.1mm
12:00 23:00 11:00

Wind

9m/s
0m/s
12:00
4.4 m/s
13:00
4.3 m/s
14:00
4.7 m/s
15:00
3.6 m/s
16:00
4.1 m/s
17:00
5.2 m/s
18:00
5.6 m/s
19:00
5.6 m/s
20:00
6.9 m/s
21:00
7.3 m/s
22:00
7.5 m/s
23:00
7.6 m/s
00:00
8 m/s
01:00
9 m/s
02:00
9 m/s
03:00
7 m/s
04:00
8.3 m/s
05:00
7.3 m/s
06:00
7 m/s
07:00
6.7 m/s
08:00
6.3 m/s
09:00
5.7 m/s
10:00
7.2 m/s
11:00
5 m/s
12:00 23:00 11:00

Radiation

0.098 uSv
18.4 km
12.3%

Measurement time: 2026-02-01 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
22.8 km
78
26%

Measurement time: 2026-02-01 11:00

Calculated from PM2.5/PM10

PM2.5
22.8 km
25 µg/m3
29.8%

Measurement time: 2026-02-01 11:00

source: Aqicn

PM10
22.8 km
21 µg/m3
15%

Measurement time: 2026-02-01 11:00

source: Aqicn

O3
22.8 km
17.1 µg/m3
10.7%

Measurement time: 2026-02-01 11:00

source: Aqicn

NO2
22.8 km
2.3 µg/m3
1.2%

Measurement time: 2026-02-01 11:00

source: Aqicn

Info


Country: Portugal
Region: Porto
Latitude: 41.06989
Longitude: -8.40091

Cities in the area:


Solar Energy

Low
256.5 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Melres

About Air Quality in Melres

Air quality in Melres 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 Melres

  • 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 Melres?

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 Melres

If you're planning outdoor activities in Melres, 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.