Air Quality in La Unión, Chile
Drizzle
12.1°C · 95.1% humidity
12.1°
Feels 12.1°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
La Unión's air quality — share it
AQI Forecast
34
1pm
27
27
31
4pm
27
34
54
7pm
54
34
34
10pm
27
27
25
1am
25
25
25
4am
24
24
24
7am
24
24
24
10am
24
24
Air Quality Index Trend
45h · 2 stnLa Unión's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
95.1%
Humidity
19.9 km/h
Wind N
1016.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.35 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for La Unión?
Temperature & Precipitation
PM2.5 Trend
45h · 2 stationsPM2.57.35 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for La Unión?
06-08
12.1° 2.8°
1.06 mm
06-09
10.5° 3.6°
0.25 mm
06-10
10.8° 7.7°
5.75 mm
06-11
11.5° 2.5°
4.94 mm
06-12
11.0° 5.4°
19.38 mm
06-13
7.8° 1.0°
1.81 mm
06-14
7.1° -0.4°
0.06 mm
Both models agree
Avg diff: 2.2°C
Where are air quality stations near La Unión?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T20:41 UTC.