city

Air quality in San Cristobal de las Casas

Air quality index (AQI) and PM2.5 air pollution in San Cristobal de las Casas

Last update at 22:00, May 18 (local time)

283 people follow this city

AIR QUALITY DATA SOURCE

* AQI modeled using satellite data Learn more

San Cristobal de las Casas does not have air sensor data

Be the first to measure and contribute air quality data to your community

#	city	US AQI
1	Celaya, Guanajuato	103
2	Puebla, Puebla	103
3	Toluca, Mexico City	98
4	Merida, Yucatan	91
5	Garcia, Nuevo Leon	90
6	Apodaca, Nuevo Leon	88
7	San Luis Potosi, San Luis Potosi	85
8	San Nicolas de los Garza, Nuevo Leon	84
9	Juarez, Chihuahua	82
10	Monterrey, Nuevo Leon	75

22:00, May 18 (local time)

US AQI

86*

live AQI index
Moderate

Air pollution level	Air quality index	Main pollutant
Moderate	86* US AQI	PM2.5

Pollutants		Concentration
PM2.5		27.9*µg/m³

PM2.5

x5.6

PM2.5 concentration in San Cristobal de las Casas is currently 5.6 times the WHO annual air quality guideline value

	Sensitive groups should reduce outdoor exercise
	Close your windows to avoid dirty outdoor air GET A MONITOR
	Sensitive groups should wear a mask outdoors GET A MASK
	Sensitive groups should run an air purifier GET AN AIR PURIFIER

Day	Pollution level	Weather	Temperature	Wind
Sunday, May 19	Moderate 92 AQI US	100%	69.8° 55.4°	2.2 mp/h
Monday, May 20	Unhealthy for sensitive groups 127 AQI US		75.2° 55.4°	2.2 mp/h
Tuesday, May 21	Unhealthy for sensitive groups 135 AQI US	20%	75.2° 55.4°	2.2 mp/h
Wednesday, May 22	Unhealthy for sensitive groups 106 AQI US	40%	75.2° 57.2°	2.2 mp/h
Thursday, May 23	Unhealthy for sensitive groups 106 AQI US	30%	75.2° 57.2°	2.2 mp/h
Friday, May 24	Unhealthy for sensitive groups 104 AQI US	40%	77° 57.2°	2.2 mp/h
Saturday, May 25	Unhealthy for sensitive groups 107 AQI US	70%	77° 57.2°	2.2 mp/h