Air Quality in Santa María Chimalhuacán, Mexico
Partly Cloudy
21.2°C · 50.7% humidity
21.2°
Feels 21.2°
78
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
12 stations
Nearby Monitoring Stations
AQI Forecast
34
1pm
34
34
78
4pm
64
53
53
7pm
67
64
73
10pm
71
87
86
1am
68
55
55
4am
55
54
54
7am
66
54
54
10am
54
54
Air Quality Index Trend
46h · 16 stnSanta María Chimalhuacán'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 Santa María Chimalhuacán is 1.7× the WHO 24-hour guideline of 15 µg/m³.
50.7%
Humidity
34.3 km/h
Wind ENE
1008.9 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
24.76 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Santa María Chimalhuacán?
Temperature & Precipitation
PM2.5 Trend
46h · 16 stationsPM2.524.76 µg/m³
×1.7 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX7.9
Very High
Station readings (12 stations within 25 km)
24.76
Median
24.38
Average
15.9
Low
31.1
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -18.3
What is the 7-day forecast for Santa María Chimalhuacán?
09-05
22.0° 14.6°
3.94 mm
09-06
21.2° 13.3°
6.19 mm
09-07
22.7° 13.5°
3.88 mm
09-08
25.1° 13.5°
0.31 mm
09-09
23.1° 13.7°
1.19 mm
09-10
22.2° 13.7°
4.75 mm
09-11
23.8° 15.2°
11.81 mm
Both models agree
Avg diff: 1.6°C
Where are air quality stations near Santa María Chimalhuacán?
73
Nezahualcóyotl, México, Mexico
64
Nezahualcóyotl, México, Mexico
75
Santiago Acahualtepec, México, Mexico
82
FES Aragón, México, Mexico
76
UAM Iztapalapa, México, Mexico
78
San Agustín, México, Mexico
72
Gustavo A. Madero, México, Mexico
76
Gustavo A. Madero, México, Mexico
66
Merced, México, Mexico
65
Xalostoc, México, Mexico
What cities are near Santa María Chimalhuacán?
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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 2026-09-05T22:42 UTC.