Air Quality in La Unión, El Salvador

Drizzle
24.4°C · 80.5% humidity
24.4°
Feels 24.4°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 1am
27
25
35 4am
34
32
38 7am
37
29
28 10am
28
28
27 1pm
27
27
27 4pm
27
27
54 7pm
54
34
34 10pm
34
34
AD 728×90

Air Quality Index Trend

22h · 1 stn

La Unión's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.

80.5%
Humidity
38.9 km/h
Wind NNE
1011.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
35
8.27 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

22h · 1 station
PM2.58.27 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
07-22
30.0° 24.4°
6.31 mm
07-23
31.2° 24.9°
5.69 mm
07-24
30.9° 24.1°
2.75 mm
07-25
31.2° 24.3°
2.69 mm
07-26
30.4° 24.5°
0.38 mm
07-27
28.2° 23.7°
3.44 mm
07-28
31.1° 24.6°
7.13 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T10:34 UTC.