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Arcozelo (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
13°C
Heavy rain
Humidity
95.6%
Wind
12 m/s
Pressure
998 hPa
Direction
195°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
8° / 13°
Precip.
52.5mm
Max wind
13.5 m/s

Hourly Forecast

01.02
Now
Weather
13°
1.1
12
02.02
00:00
Weather
13°
1.3
13
02.02
01:00
Weather
13°
3.4
13
02.02
02:00
Weather
13°
7.4
12
02.02
03:00
Weather
12°
3.3
14
02.02
04:00
Weather
12°
1.2
10
02.02
05:00
Weather
11°
2.4
11
02.02
06:00
Weather
10°
0.9
12
02.02
07:00
Weather
10°
0.4
11
02.02
08:00
Weather
0.8
8
02.02
09:00
Weather
2.8
8
02.02
10:00
Weather
2.3
9
02.02
11:00
Weather
0.6
9
02.02
12:00
Weather
10°
4.1
8
02.02
13:00
Weather
2.9
7
02.02
14:00
Weather
10°
4.1
8
02.02
15:00
Weather
10°
3.7
12
02.02
16:00
Weather
10°
2.3
10
02.02
17:00
Weather
0.9
8
02.02
18:00
Weather
1.7
8
02.02
19:00
Weather
1.4
9
02.02
20:00
Weather
1.4
6
02.02
21:00
Weather
0.3
7
02.02
22:00
Weather
1.8
6

Temperature

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

Precipitation

7.4mm
0mm
23:00
1.1mm
00:00
1.3mm
01:00
3.4mm
02:00
7.4mm
03:00
3.3mm
04:00
1.2mm
05:00
2.4mm
06:00
0.9mm
07:00
0.4mm
08:00
0.8mm
09:00
2.8mm
10:00
2.3mm
11:00
0.6mm
12:00
4.1mm
13:00
2.9mm
14:00
4.1mm
15:00
3.7mm
16:00
2.3mm
17:00
0.9mm
18:00
1.7mm
19:00
1.4mm
20:00
1.4mm
21:00
0.3mm
22:00
1.8mm
23:00 10:00 22:00

Wind

13.5m/s
0m/s
23:00
12.2 m/s
00:00
12.5 m/s
01:00
13.2 m/s
02:00
12.4 m/s
03:00
13.5 m/s
04:00
9.9 m/s
05:00
11.4 m/s
06:00
11.6 m/s
07:00
11 m/s
08:00
8.2 m/s
09:00
7.7 m/s
10:00
9.1 m/s
11:00
9.2 m/s
12:00
8 m/s
13:00
7.3 m/s
14:00
7.8 m/s
15:00
11.6 m/s
16:00
9.5 m/s
17:00
8.2 m/s
18:00
8.1 m/s
19:00
8.5 m/s
20:00
6.2 m/s
21:00
6.8 m/s
22:00
6.3 m/s
23:00 10:00 22:00

Radiation

0.095 uSv
9.1 km
11.9%

Measurement time: 2026-02-01 18:00

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
31.9 km
37
12.3%

Measurement time: 2026-02-01 23:00

Calculated from PM2.5/PM10

O3
31.9 km
17.9 µg/m3
11.2%

Measurement time: 2026-02-01 23:00

source: Aqicn

PM2.5
31.9 km
9 µg/m3
10.7%

Measurement time: 2026-02-01 23:00

source: Aqicn

PM10
31.9 km
8 µg/m3
5.7%

Measurement time: 2026-02-01 23:00

source: Aqicn

NO2
31.9 km
0.5 µg/m3
0.3%

Measurement time: 2026-02-01 23:00

source: Aqicn

About Air Quality in Arcozelo

Air quality in Arcozelo 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 Arcozelo

  • 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 Arcozelo?

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 Arcozelo

If you're planning outdoor activities in Arcozelo, 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.