Air Quality in San Antonio, Chile
Cloudy
12.9°C · 78.6% humidity
12.9°
Feels 12.9°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
San Antonio's air quality — share it
AQI Forecast
25
3am
27
27
29
6am
30
51
52
9am
53
53
33
12pm
27
25
25
3pm
25
27
27
6pm
27
27
54
9pm
54
66
66
12am
66
66
Air Quality Index Trend
44h · 1 stnSan Antonio's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
78.6%
Humidity
37.2 km/h
Wind SSW
1015.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.99 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for San Antonio?
Temperature & Precipitation
PM2.5 Trend
44h · 1 stationPM2.56.99 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for San Antonio?
09-05
13.0° 12.4°
0.13 mm
09-06
13.4° 12.0°
09-07
14.6° 10.0°
09-08
13.6° 12.4°
2.94 mm
09-09
13.2° 11.1°
09-10
13.6° 11.9°
8.5 mm
09-11
13.3° 10.0°
2.31 mm
Both models agree
Avg diff: 1.2°C
What cities are near San Antonio?
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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 2026-09-05T10:27 UTC.