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Río Segundo (Alajuela) (CR)

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
11°C
Heavy rain
Humidity
97.5%
Wind
7 m/s
Pressure
1021.3 hPa
Direction
26°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
11° / 15°
Precip.
11.3mm
Max wind
7.1 m/s

Hourly Forecast

03.02
Now
Weather
11°
1.4
7
03.02
04:00
Weather
11°
1.2
7
03.02
05:00
Weather
11°
1
7
03.02
06:00
Weather
11°
0.8
7
03.02
07:00
Weather
11°
0.9
7
03.02
08:00
Weather
11°
0.9
6
03.02
09:00
Weather
11°
1.1
6
03.02
10:00
Weather
11°
0.8
6
03.02
11:00
Weather
11°
0.6
6
03.02
12:00
Weather
11°
0.5
6
03.02
13:00
Weather
11°
0.4
6
03.02
14:00
Weather
11°
0.4
6
03.02
15:00
Weather
12°
0.4
5
03.02
16:00
Weather
13°
0.3
03.02
17:00
Weather
13°
0.2
03.02
18:00
Weather
14°
0.1
03.02
19:00
Weather
15°
03.02
20:00
Weather
15°
03.02
21:00
Weather
15°
03.02
22:00
Weather
14°
03.02
23:00
Weather
13°
04.02
00:00
Weather
12°
0.1
04.02
01:00
Weather
12°
0.1
04.02
02:00
Weather
11°
0.1

Temperature

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

Precipitation

1.4mm
0mm
03:00
1.4mm
04:00
1.2mm
05:00
1mm
06:00
0.8mm
07:00
0.9mm
08:00
0.9mm
09:00
1.1mm
10:00
0.8mm
11:00
0.6mm
12:00
0.5mm
13:00
0.4mm
14:00
0.4mm
15:00
0.4mm
16:00
0.3mm
17:00
0.2mm
18:00
0.1mm
00:00
0.1mm
01:00
0.1mm
02:00
0.1mm
03:00 14:00 02:00

Wind

7.1m/s
0m/s
03:00
7.1 m/s
04:00
6.9 m/s
05:00
6.9 m/s
06:00
6.6 m/s
07:00
6.5 m/s
08:00
6.2 m/s
09:00
6.1 m/s
10:00
6.3 m/s
11:00
6 m/s
12:00
5.7 m/s
13:00
5.7 m/s
14:00
5.5 m/s
15:00
5.2 m/s
16:00
4.9 m/s
17:00
4.6 m/s
18:00
4.1 m/s
19:00
4.2 m/s
20:00
4.1 m/s
21:00
4 m/s
22:00
3.6 m/s
23:00
3.7 m/s
00:00
3.6 m/s
01:00
3.7 m/s
02:00
4.1 m/s
03:00 14:00 02:00

Radiation

No sensor within 100 km.

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Info


Country: Costa Rica
Region: Alajuela
Latitude: 10.24138
Longitude: -84.27933


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About Air Quality in Río Segundo

Air quality in Río Segundo 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 Río Segundo

  • 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 Río Segundo?

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 Río Segundo

If you're planning outdoor activities in Río Segundo, 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.