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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

Fair
17°C
Fair
Humidity
73.8%
Wind
5 m/s
Pressure
1017.2 hPa
Direction
41°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
10° / 19°
Precip.
0mm
Max wind
5.9 m/s

Hourly Forecast

12.01
Now
Weather
17°
12.01
16:00
Weather
18°
6
12.01
17:00
Weather
19°
6
12.01
18:00
Weather
19°
12.01
19:00
Weather
19°
5
12.01
20:00
Weather
19°
5
12.01
21:00
Weather
18°
12.01
22:00
Weather
17°
12.01
23:00
Weather
15°
13.01
00:00
Weather
13°
13.01
01:00
Weather
13°
13.01
02:00
Weather
12°
13.01
03:00
Weather
12°
13.01
04:00
Weather
12°
13.01
05:00
Weather
12°
13.01
06:00
Weather
12°
13.01
07:00
Weather
11°
13.01
08:00
Weather
11°
13.01
09:00
Weather
11°
13.01
10:00
Weather
11°
13.01
11:00
Weather
11°
13.01
12:00
Weather
10°
13.01
13:00
Weather
13°
13.01
14:00
Weather
15°

Temperature

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

Precipitation

0mm
0mm
15:00 02:00 14:00

Wind

5.9m/s
0m/s
15:00
4.6 m/s
16:00
5.9 m/s
17:00
5.7 m/s
18:00
5 m/s
19:00
5.2 m/s
20:00
5.4 m/s
21:00
4.4 m/s
22:00
3.9 m/s
23:00
3.4 m/s
00:00
2.9 m/s
01:00
2.5 m/s
02:00
2.9 m/s
03:00
3.1 m/s
04:00
3 m/s
05:00
3.1 m/s
06:00
3.2 m/s
07:00
3 m/s
08:00
3.1 m/s
09:00
3.1 m/s
10:00
3.1 m/s
11:00
3 m/s
12:00
3.1 m/s
13:00
3 m/s
14:00
3 m/s
15:00 02:00 14:00

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
42.7 km
11
3.7%

Calculated from PM2.5/PM10

O3
42.7 km
42.21 µg/m3
26.4%

source: OpenWeatherMap

PM2.5
42.7 km
2.86 µg/m3
3.4%

source: OpenWeatherMap

PM10
42.7 km
3.92 µg/m3
2.8%

source: OpenWeatherMap

CO
42.7 km
0.10139 mg/m3
0.7%

source: OpenWeatherMap

NO2
42.7 km
0.87 µg/m3
0.4%

source: OpenWeatherMap

SO2
42.7 km
0.61 µg/m3
0.2%

source: OpenWeatherMap

Info


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


Solar Energy

Good
728.9 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Río Segundo

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.