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Antiguo Cuscatlán (La Libertad) (SV)

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

Частково хмарно
19°C
Частково хмарно
Humidity
73.2%
Wind
3 m/s
Pressure
1016.3 hPa
Direction
354°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
16° / 29°
Precip.
0.2mm
Max wind
4.4 m/s

Hourly Forecast

20.03
Now
Weather
19°
20.03
06:00
Weather
19°
20.03
07:00
Weather
18°
20.03
08:00
Weather
18°
20.03
09:00
Weather
17°
20.03
10:00
Weather
17°
20.03
11:00
Weather
17°
20.03
12:00
Weather
16°
20.03
13:00
Weather
18°
20.03
14:00
Weather
20°
20.03
15:00
Weather
22°
20.03
16:00
Weather
24°
20.03
17:00
Weather
27°
20.03
18:00
Weather
28°
20.03
19:00
Weather
29°
20.03
20:00
Weather
29°
20.03
21:00
Weather
29°
20.03
22:00
Weather
27°
0.2
20.03
23:00
Weather
24°
21.03
00:00
Weather
22°
21.03
01:00
Weather
20°
21.03
02:00
Weather
20°
21.03
03:00
Weather
20°
21.03
04:00
Weather
19°

Temperature

29°C
16°C
05:00
19°C
06:00
19°C
07:00
18°C
08:00
18°C
09:00
17°C
10:00
17°C
11:00
17°C
12:00
16°C
13:00
18°C
14:00
20°C
15:00
22°C
16:00
24°C
17:00
27°C
18:00
28°C
19:00
29°C
20:00
29°C
21:00
29°C
22:00
27°C
23:00
24°C
00:00
22°C
01:00
20°C
02:00
20°C
03:00
20°C
04:00
19°C
05:00 16:00 04:00

Precipitation

0.2mm
0mm
22:00
0.2mm
05:00 16:00 04:00

Wind

4.4m/s
0m/s
05:00
3.3 m/s
06:00
3.6 m/s
07:00
3.9 m/s
08:00
3.9 m/s
09:00
3.7 m/s
10:00
4 m/s
11:00
3.3 m/s
12:00
3.1 m/s
13:00
3.4 m/s
14:00
4.1 m/s
15:00
4.3 m/s
16:00
4.3 m/s
17:00
4.4 m/s
18:00
4.2 m/s
19:00
4 m/s
20:00
3.9 m/s
21:00
3.6 m/s
22:00
3.2 m/s
23:00
3 m/s
00:00
2.1 m/s
01:00
2.1 m/s
02:00
2.2 m/s
03:00
3.2 m/s
04:00
3.2 m/s
05:00 16:00 04:00

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
81.9 km
71
23.7%

Measurement time: 2026-03-20 04:26

Calculated from PM2.5/PM10

O3
81.9 km
76.61 µg/m3
47.9%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

PM2.5
81.9 km
22.03 µg/m3
26.2%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

PM10
81.9 km
24.59 µg/m3
17.6%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

CO
81.9 km
0.22675 mg/m3
1.6%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

NO2
81.9 km
3.16 µg/m3
1.6%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

SO2
81.9 km
5.54 µg/m3
1.6%

Measurement time: 2026-03-20 04:26

source: OpenWeatherMap

About Air Quality in Antiguo Cuscatlán

Air quality in Antiguo Cuscatlán 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 Antiguo Cuscatlán

  • 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 Antiguo Cuscatlán?

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 Antiguo Cuscatlán

If you're planning outdoor activities in Antiguo Cuscatlán, 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.