Air Quality in San Martín, El Salvador
Rain
23.8°C · 90.7% humidity
23.8°
Feels 23.8°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
San Martín's air quality — share it
AQI Forecast
27
12pm
27
27
13
3pm
24
27
29
6pm
23
31
32
9pm
53
53
53
12am
34
27
34
3am
27
34
34
6am
27
27
27
9am
27
27
Air Quality Index Trend
43h · 1 stnSan Martín's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
90.7%
Humidity
15.7 km/h
Wind S
1008.4 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.25 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Martín?
Temperature & Precipitation
PM2.5 Trend
43h · 1 stationPM2.53.25 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX10.9
Extreme
What is the 7-day forecast for San Martín?
09-05
29.4° 20.8°
59.31 mm
09-06
32.9° 20.4°
4.44 mm
09-07
32.7° 20.3°
7.69 mm
09-08
33.3° 19.6°
09-09
33.1° 20.7°
42.69 mm
09-10
34.9° 20.9°
11.75 mm
09-11
32.2° 19.6°
10.37 mm
Both models agree
Avg diff: 2.7°C
What cities are near San Martín?
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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 2026-09-05T21:24 UTC.