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Riachos (Santarém) (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
11°C
Cloudy
Humidity
94.2%
Wind
4 m/s
Pressure
1021.1 hPa
Direction
169°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
11° / 15°
Precip.
7mm
Max wind
7 m/s

Hourly Forecast

12.01
Now
Weather
11°
12.01
09:00
Weather
11°
12.01
10:00
Weather
12°
12.01
11:00
Weather
13°
5
12.01
12:00
Weather
14°
6
12.01
13:00
Weather
14°
0.1
7
12.01
14:00
Weather
15°
7
12.01
15:00
Weather
15°
7
12.01
16:00
Weather
15°
6
12.01
17:00
Weather
14°
5
12.01
18:00
Weather
13°
6
12.01
19:00
Weather
13°
6
12.01
20:00
Weather
13°
6
12.01
21:00
Weather
12°
6
12.01
22:00
Weather
12°
6
12.01
23:00
Weather
13°
0.1
7
13.01
00:00
Weather
12°
0.2
6
13.01
01:00
Weather
12°
0.2
6
13.01
02:00
Weather
12°
0.9
7
13.01
03:00
Weather
12°
1.3
6
13.01
04:00
Weather
12°
1.4
6
13.01
05:00
Weather
12°
1.4
7
13.01
06:00
Weather
12°
1.3
6
13.01
07:00
Weather
12°
0.1
6

Temperature

15°C
11°C
08:00
11°C
09:00
11°C
10:00
12°C
11:00
13°C
12:00
14°C
13:00
14°C
14:00
15°C
15:00
15°C
16:00
15°C
17:00
14°C
18:00
13°C
19:00
13°C
20:00
13°C
21:00
12°C
22:00
12°C
23:00
13°C
00:00
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 19:00 07:00

Precipitation

1.4mm
0mm
13:00
0.1mm
23:00
0.1mm
00:00
0.2mm
01:00
0.2mm
02:00
0.9mm
03:00
1.3mm
04:00
1.4mm
05:00
1.4mm
06:00
1.3mm
07:00
0.1mm
08:00 19:00 07:00

Wind

7m/s
0m/s
08:00
4.1 m/s
09:00
4 m/s
10:00
4.6 m/s
11:00
5.2 m/s
12:00
6.3 m/s
13:00
6.5 m/s
14:00
6.8 m/s
15:00
6.7 m/s
16:00
5.7 m/s
17:00
5.3 m/s
18:00
5.7 m/s
19:00
5.5 m/s
20:00
5.6 m/s
21:00
5.9 m/s
22:00
6.1 m/s
23:00
6.5 m/s
00:00
6.3 m/s
01:00
6.2 m/s
02:00
6.7 m/s
03:00
6.2 m/s
04:00
6.1 m/s
05:00
7 m/s
06:00
5.5 m/s
07:00
5.9 m/s
08:00 19:00 07:00

Radiation

0.065 uSv
34.7 km
8.2%

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
94.8 km
117
39%

Calculated from PM2.5/PM10

PM2.5
94.8 km
42 µg/m3
50%

source: Aqicn

O3
91.3 km
22.4 µg/m3
14%

source: Aqicn

PM10
94.8 km
16 µg/m3
11.4%

source: Aqicn

NO2
94.8 km
13.8 µg/m3
6.9%

source: Aqicn

SO2
94.8 km
2.1 µg/m3
0.6%

source: Aqicn

Info


Country: Portugal
Region: Santarém
Latitude: 39.44472
Longitude: -8.5142


Solar Energy

Low
122.8 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Riachos

About Air Quality in Riachos

Air quality in Riachos 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 Riachos

  • 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 Riachos?

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 Riachos

If you're planning outdoor activities in Riachos, 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.