Mexico AQI Analytics
OpenAQ-derived PM2.5 and PM10 history for 86 cities, mapped to AQI Now city pages and normalized to the US EPA AQI scale.
Search city analytics
- Cities
- 86
- Locations
- 169
- Daily rows
- 9,360
- Avg EPA AQI
- 67
with OpenAQ history
mapped monitors
2024-01-01 to 2025-01-01
25.0 ug/m3 PM2.5
Current data story
The highest average AQI in this pilot slice is Saltillo, with an EPA AQI average of 117 and PM2.5 around 36.0 ug/m3. Its worst month is April.
Source: OpenAQ local parquet plus raw CSV coordinate recovery. Build 2026-05-12T00:27:56.105574+00:00.
Analytics tools
City AQI Comparison
LiveRank cities side by side using OpenAQ PM2.5 and PM10 history normalized to US EPA AQI.
86 eligible cities
Open toolAQI Trends
LiveCompare yearly air-quality direction, best years, worst years, and trend deltas.
26 eligible cities
Open toolSeasonal Pollution
LiveFind each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
86 eligible cities
Open toolHealth Impact
LiveTranslate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
75 eligible cities
Open toolCities ranked by average AQI
| City | Avg AQI | PM2.5 | Worst month | Trend | Coverage |
|---|---|---|---|---|---|
| Saltillo Coahuila, Mexico | 117 | 36.0 ug/m3 | April | n/a | 56 days · 1 locations |
| San Pablo Huixtepec Oaxaca, Mexico | 117 | 127.2 ug/m3 | April | n/a | 36 days · 1 locations |
| Tlaquepaque Jalisco, Mexico | 111 | 61.6 ug/m3 | February | n/a | 157 days · 5 locations |
| Cholula de Rivadabia Puebla, Mexico | 103 | 35.9 ug/m3 | April | n/a | 57 days · 1 locations |
| Metepec México, Mexico | 101 | 36.4 ug/m3 | April | n/a | 48 days · 1 locations |
| Durango Durango, Mexico | 96 | 35.2 ug/m3 | December | n/a | 97 days · 2 locations |
| Minatitlán Veracruz, Mexico | 94 | 38.4 ug/m3 | November | n/a | 20 days · 1 locations |
| Temoaya México, Mexico | 92 | 35.2 ug/m3 | March | n/a | 40 days · 1 locations |
| Mexicaltzingo México, Mexico | 91 | 29.6 ug/m3 | May | n/a | 49 days · 1 locations |
| Tijuana Baja California, Mexico | 90 | 29.9 ug/m3 | December | n/a | 50 days · 2 locations |
| Ciudad Benito Juárez Nuevo Leon, Mexico | 89 | 29.8 ug/m3 | May | n/a | 117 days · 1 locations |
| Piedras Negras Coahuila, Mexico | 87 | 88.9 ug/m3 | April | n/a | 56 days · 1 locations |
| Santa Ana Jilotzingo México, Mexico | 86 | 27.4 ug/m3 | May | n/a | 253 days · 5 locations |
| Mexico City Ciudad de México, Mexico | 86 | 27.4 ug/m3 | May | n/a | 261 days · 3 locations |
| Toluca México, Mexico | 85 | 30.3 ug/m3 | May | n/a | 51 days · 3 locations |
| Veracruz Veracruz, Mexico | 83 | 26.2 ug/m3 | February | n/a | 20 days · 1 locations |
| Mexicali Baja California, Mexico | 83 | 26.5 ug/m3 | January | n/a | 47 days · 3 locations |
| Zacatepec Morelos, Mexico | 82 | 26.0 ug/m3 | April | n/a | 36 days · 1 locations |
| Zacapoaxtla Puebla, Mexico | 82 | 29.3 ug/m3 | May | n/a | 23 days · 1 locations |
| Ciudad Nezahualcóyotl México, Mexico | 81 | 25.1 ug/m3 | December | n/a | 66 days · 3 locations |
| Tehuacán Puebla, Mexico | 80 | 24.7 ug/m3 | June | n/a | 47 days · 1 locations |
| Mexico City Mexico City, Mexico | 78 | 24.3 ug/m3 | December | n/a | 65 days · 4 locations |
| Tlalnepantla México, Mexico | 78 | 23.6 ug/m3 | December | n/a | 52 days · 2 locations |
| Mixquiahuala de Juarez Hidalgo, Mexico | 77 | 23.5 ug/m3 | June | n/a | 41 days · 1 locations |