Air Quality in San Juan, Argentina
Clear
15.3°C · 42.6% humidity
15.3°
Feels 15.3°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
San Juan's air quality — share it
AQI Forecast
34
6pm
34
34
45
9pm
35
33
31
12am
30
29
28
3am
28
28
28
6am
27
27
27
9am
27
27
27
12pm
27
25
25
3pm
25
27
San Juan's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
42.6%
Humidity
28.3 km/h
Wind SSW
1019.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.85 µg/m³
PM10
34.3 µg/m³
050100150200300500
What is the weather forecast for San Juan?
Temperature & Precipitation
PM2.510.85 µg/m³
✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for San Juan?
05-30
22.3° 11.1°
05-31
21.8° 8.5°
06-01
17.3° 10.0°
06-02
19.6° 11.5°
06-03
19.3° 11.6°
0.06 mm
06-04
19.7° 7.6°
06-05
20.6° 7.2°
Both models agree
Avg diff: 2.5°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T00:30 UTC.