Air Quality in San Juan, Argentina
Drizzle
13.3°C · 55.2% humidity
13.3°
Feels 13.3°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
San Juan's air quality — share it
AQI Forecast
54
6am
54
54
41
9am
45
47
49
12pm
51
52
52
3pm
53
53
53
6pm
66
66
66
9pm
66
66
66
12am
54
27
24
3am
24
24
San Juan's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
55.2%
Humidity
36.7 km/h
Wind SE
1028.6 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
9.75 µg/m³
PM10▲
116.15 µg/m³
050100150200300500
What is the weather forecast for San Juan?
Temperature & Precipitation
PM2.59.75 µg/m³
✓ WHO
Good
PM10116.15 µg/m³
Moderate
UV INDEX2.2
Moderate
What is the 7-day forecast for San Juan?
09-05
20.7° 10.4°
0.19 mm
09-06
21.4° 13.7°
09-07
31.9° 10.1°
09-08
22.9° 11.2°
09-09
20.4° 9.8°
09-10
24.2° 13.8°
0.06 mm
09-11
16.1° 11.2°
Both models agree
Avg diff: 4.7°C
What cities are near San Juan?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T12:12 UTC.