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Santa Iria da Azóia (Lisbon) (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

Nublado
15°C
Nublado
Humidity
61.5%
Wind
5 m/s
Pressure
1020.4 hPa
Direction
264°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
12° / 15°
Precip.
15.5mm
Max wind
6.2 m/s

Hourly Forecast

31.01
Now
Weather
15°
31.01
15:00
Weather
15°
31.01
16:00
Weather
14°
31.01
17:00
Weather
14°
31.01
18:00
Weather
13°
31.01
19:00
Weather
13°
0.8
31.01
20:00
Weather
12°
0.6
31.01
21:00
Weather
12°
0.1
31.01
22:00
Weather
12°
0.9
31.01
23:00
Weather
12°
0.5
5
01.02
00:00
Weather
13°
0.7
6
01.02
01:00
Weather
13°
1.7
6
01.02
02:00
Weather
14°
1.2
6
01.02
03:00
Weather
14°
0.3
6
01.02
04:00
Weather
14°
0.6
6
01.02
05:00
Weather
14°
0.3
5
01.02
06:00
Weather
14°
0.2
5
01.02
07:00
Weather
14°
01.02
08:00
Weather
14°
4
01.02
09:00
Weather
14°
1.5
01.02
10:00
Weather
14°
1.1
5
01.02
11:00
Weather
15°
6
01.02
12:00
Weather
15°
0.2
6
01.02
13:00
Weather
15°
0.8
6

Temperature

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

Precipitation

4mm
0mm
19:00
0.8mm
20:00
0.6mm
21:00
0.1mm
22:00
0.9mm
23:00
0.5mm
00:00
0.7mm
01:00
1.7mm
02:00
1.2mm
03:00
0.3mm
04:00
0.6mm
05:00
0.3mm
06:00
0.2mm
08:00
4mm
09:00
1.5mm
10:00
1.1mm
12:00
0.2mm
13:00
0.8mm
14:00 01:00 13:00

Wind

6.2m/s
0m/s
14:00
4.6 m/s
15:00
4.7 m/s
16:00
4.3 m/s
17:00
3.2 m/s
18:00
3.4 m/s
19:00
3.6 m/s
20:00
3.3 m/s
21:00
3.4 m/s
22:00
4.1 m/s
23:00
5.2 m/s
00:00
5.8 m/s
01:00
6 m/s
02:00
6.2 m/s
03:00
6.2 m/s
04:00
5.7 m/s
05:00
5.1 m/s
06:00
5.3 m/s
07:00
4.9 m/s
08:00
4.3 m/s
09:00
4.8 m/s
10:00
5.2 m/s
11:00
6.2 m/s
12:00
5.5 m/s
13:00
6 m/s
14:00 01:00 13:00

Radiation

0.053 uSv
3.8 km
6.6%

Measurement time: 2026-01-31 08:00

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
7.4 km
97
32.3%

Measurement time: 2026-01-31 13:00

Calculated from PM2.5/PM10

PM2.5
7.4 km
34 µg/m3
40.5%

Measurement time: 2026-01-31 13:00

source: Aqicn

PM10
7.4 km
25 µg/m3
17.9%

Measurement time: 2026-01-31 13:00

source: Aqicn

O3
7.4 km
27.7 µg/m3
17.3%

Measurement time: 2026-01-31 13:00

source: Aqicn

NO2
7.4 km
9.6 µg/m3
4.8%

Measurement time: 2026-01-31 13:00

source: Aqicn

SO2
7.4 km
0.6 µg/m3
0.2%

Measurement time: 2026-01-31 13:00

source: Aqicn

About Air Quality in Santa Iria da Azóia

Air quality in Santa Iria da Azóia 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 Santa Iria da Azóia

  • 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 Santa Iria da Azóia?

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 Santa Iria da Azóia

If you're planning outdoor activities in Santa Iria da Azóia, 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.