Air Quality in San Marcos, Colombia
Partly Cloudy
31.4°C · 63.9% humidity
31.4°
Feels 37.1°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
San Marcos's air quality — share it
AQI Forecast
34
7pm
27
27
27
10pm
27
27
27
1am
27
27
25
4am
25
25
25
7am
34
34
34
10am
34
34
34
1pm
34
34
27
4pm
27
27
San Marcos's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
63.9%
Humidity
15.6 km/h
Wind WNW
1006.9 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Marcos?
Temperature & Precipitation
PM2.56.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for San Marcos?
08-03
31.4° 23.6°
8.63 mm
08-04
29.1° 24.3°
2.94 mm
08-05
28.4° 22.3°
1.94 mm
08-06
30.7° 25.1°
0.62 mm
08-07
30.5° 24.2°
5.12 mm
08-08
31.9° 23.6°
1.06 mm
08-09
30.4° 21.6°
21.25 mm
Both models agree
Avg diff: 4.5°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:27 UTC.