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Massamá (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

Cloudy
10°C
Cloudy
Humidity
84.6%
Wind
2 m/s
Pressure
1029.2 hPa
Direction
282°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
10° / 14°
Precip.
4.5mm
Max wind
6.1 m/s

Hourly Forecast

10.01
Now
Weather
10°
10.01
22:00
Weather
11°
10.01
23:00
Weather
11°
11.01
00:00
Weather
11°
11.01
01:00
Weather
11°
11.01
02:00
Weather
10°
11.01
03:00
Weather
11°
11.01
04:00
Weather
11°
11.01
05:00
Weather
12°
11.01
06:00
Weather
12°
11.01
07:00
Weather
12°
11.01
08:00
Weather
12°
0.2
11.01
09:00
Weather
12°
0.1
11.01
10:00
Weather
13°
0.3
11.01
11:00
Weather
13°
0.5
5
11.01
12:00
Weather
14°
0.6
6
11.01
13:00
Weather
14°
0.6
6
11.01
14:00
Weather
14°
0.6
6
11.01
15:00
Weather
14°
0.5
6
11.01
16:00
Weather
13°
0.4
6
11.01
17:00
Weather
13°
0.2
5
11.01
18:00
Weather
13°
0.2
11.01
19:00
Weather
12°
0.2
11.01
20:00
Weather
12°
0.1

Temperature

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

Precipitation

0.6mm
0mm
08:00
0.2mm
09:00
0.1mm
10:00
0.3mm
11:00
0.5mm
12:00
0.6mm
13:00
0.6mm
14:00
0.6mm
15:00
0.5mm
16:00
0.4mm
17:00
0.2mm
18:00
0.2mm
19:00
0.2mm
20:00
0.1mm
21:00 08:00 20:00

Wind

6.1m/s
0m/s
21:00
2.1 m/s
22:00
2.1 m/s
23:00
2.1 m/s
00:00
2 m/s
01:00
2.1 m/s
02:00
2.3 m/s
03:00
2.8 m/s
04:00
2.8 m/s
05:00
3 m/s
06:00
3.3 m/s
07:00
3.7 m/s
08:00
3.7 m/s
09:00
4 m/s
10:00
4.8 m/s
11:00
5.3 m/s
12:00
5.6 m/s
13:00
5.8 m/s
14:00
6 m/s
15:00
6.1 m/s
16:00
5.7 m/s
17:00
5.2 m/s
18:00
4.7 m/s
19:00
4.7 m/s
20:00
5 m/s
21:00 08:00 20:00

Radiation

No sensor within 100 km.

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
11.5 km
78
26%

Calculated from PM2.5/PM10

PM2.5
11.5 km
25 µg/m3
29.8%

source: Aqicn

NO2
11.5 km
35.2 µg/m3
17.6%

source: Aqicn

O3
52.9 km
21.6 µg/m3
13.5%

source: Aqicn

PM10
11.5 km
15 µg/m3
10.7%

source: Aqicn

SO2
11.5 km
2.6 µg/m3
0.7%

source: Aqicn

About Air Quality in Massamá

Air quality in Massamá 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 Massamá

  • 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 Massamá?

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 Massamá

If you're planning outdoor activities in Massamá, 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.