Air Quality in San Juan del Río, Mexico
Windy
21.2°C · 55.8% humidity
21.2°
Feels 21.2°
104
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
San Juan del Río's air quality — share it
AQI Forecast
27
10am
27
27
104
1pm
82
67
55
4pm
45
40
35
7pm
32
30
31
10pm
30
36
35
1am
55
55
55
4am
54
34
54
7am
34
34
Air Quality Index Trend
45h · 6 stnSan Juan del Río's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons. Current PM2.5 concentration in San Juan del Río is 2.5× the WHO 24-hour guideline of 15 µg/m³.
55.8%
Humidity
62.4 km/h
Wind ENE
1017.2 hPa
Pressure
29.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
36.79 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for San Juan del Río?
Temperature & Precipitation
PM2.5 Trend
45h · 6 stationsPM2.536.79 µg/m³
×2.5 WHO
Unhealthy for sensitive groups
PM1013.7 µg/m³
Good
UV INDEX29.9
Extreme
Station readings (1 station within 25 km)
36.79
Median
36.79
Average
36.79
Low
36.79
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -30.5
What is the 7-day forecast for San Juan del Río?
09-05
21.2° 14.9°
9.0 mm
09-06
23.1° 13.9°
7.06 mm
09-07
22.3° 14.7°
1.44 mm
09-08
25.1° 12.1°
0.75 mm
09-09
23.8° 13.2°
0.13 mm
09-10
21.7° 14.2°
4.06 mm
09-11
24.6° 14.4°
2.19 mm
Both models agree
Avg diff: 1.9°C
Where are air quality stations near San Juan del Río?
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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 2026-09-05T19:27 UTC.