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Maia (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

Rain
12°C
Rain
Humidity
96.8%
Wind
8 m/s
Pressure
1021.6 hPa
Direction
183°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
12° / 14°
Precip.
6.8mm
Max wind
10.3 m/s

Hourly Forecast

12.01
Now
Weather
12°
0.3
8
12.01
02:00
Weather
12°
0.2
9
12.01
03:00
Weather
12°
0.3
9
12.01
04:00
Weather
12°
0.4
9
12.01
05:00
Weather
12°
0.5
10
12.01
06:00
Weather
12°
0.6
10
12.01
07:00
Weather
12°
0.2
9
12.01
08:00
Weather
12°
10
12.01
09:00
Weather
12°
9
12.01
10:00
Weather
12°
9
12.01
11:00
Weather
12°
10
12.01
12:00
Weather
13°
9
12.01
13:00
Weather
13°
9
12.01
14:00
Weather
14°
9
12.01
15:00
Weather
14°
9
12.01
16:00
Weather
14°
0.1
9
12.01
17:00
Weather
13°
9
12.01
18:00
Weather
13°
0.1
10
12.01
19:00
Weather
13°
0.8
10
12.01
20:00
Weather
13°
1
10
12.01
21:00
Weather
12°
0.5
10
12.01
22:00
Weather
12°
0.2
10
12.01
23:00
Weather
12°
0.4
10
13.01
00:00
Weather
12°
1.2
10

Temperature

14°C
12°C
01:00
12°C
02:00
12°C
03:00
12°C
04:00
12°C
05:00
12°C
06:00
12°C
07:00
12°C
08:00
12°C
09:00
12°C
10:00
12°C
11:00
12°C
12:00
13°C
13:00
13°C
14:00
14°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
12°C
22:00
12°C
23:00
12°C
00:00
12°C
01:00 12:00 00:00

Precipitation

1.2mm
0mm
01:00
0.3mm
02:00
0.2mm
03:00
0.3mm
04:00
0.4mm
05:00
0.5mm
06:00
0.6mm
07:00
0.2mm
16:00
0.1mm
18:00
0.1mm
19:00
0.8mm
20:00
1mm
21:00
0.5mm
22:00
0.2mm
23:00
0.4mm
00:00
1.2mm
01:00 12:00 00:00

Wind

10.3m/s
0m/s
01:00
8.4 m/s
02:00
8.7 m/s
03:00
9.1 m/s
04:00
9.4 m/s
05:00
9.6 m/s
06:00
9.7 m/s
07:00
8.8 m/s
08:00
9.5 m/s
09:00
9.4 m/s
10:00
9 m/s
11:00
9.5 m/s
12:00
9.3 m/s
13:00
8.5 m/s
14:00
9.2 m/s
15:00
8.7 m/s
16:00
9.2 m/s
17:00
9 m/s
18:00
9.6 m/s
19:00
9.6 m/s
20:00
9.9 m/s
21:00
10.2 m/s
22:00
9.7 m/s
23:00
10.2 m/s
00:00
10.3 m/s
01:00 12:00 00:00

Radiation

0.099 uSv
10.8 km
12.3%

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
10.3 km
20
6.7%

Calculated from PM2.5/PM10

O3
10.3 km
22.4 µg/m3
14%

source: Aqicn

PM10
20.8 km
9 µg/m3
6.4%

source: Aqicn

PM2.5
10.3 km
5 µg/m3
6%

source: Aqicn

NO2
10.3 km
2.5 µg/m3
1.3%

source: Aqicn

About Air Quality in Maia

Air quality in Maia 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 Maia

  • 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 Maia?

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 Maia

If you're planning outdoor activities in Maia, 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.