Peru AQI Trends
Compare yearly air-quality direction, best years, worst years, and trend deltas. This pilot covers 13 eligible cities with OpenAQ-derived daily AQI history.
Search city analytics
Yearly EPA AQI trend
City analytics table
| City | Avg AQI | PM2.5 | Worst month | Trend | Coverage |
|---|---|---|---|---|---|
| Huaycan Lima, Peru | 152 | 73.3 ug/m3 | June | n/a | 362 days · 6 locations |
| Lima Lima, Peru | 90 | 29.6 ug/m3 | August | n/a | 367 days · 11 locations |
| Ascope La Libertad, Peru | 67 | 17.7 ug/m3 | June | n/a | 280 days · 2 locations |
| Pisco Ica, Peru | 62 | 17.0 ug/m3 | September | n/a | 253 days · 4 locations |
| Arequipa Arequipa, Peru | 57 | 12.8 ug/m3 | March | n/a | 280 days · 2 locations |
| Cerro de Pasco Pasco, Peru | 56 | 14.3 ug/m3 | September | n/a | 280 days · 2 locations |
| Chimbote Ancash, Peru | 51 | 11.5 ug/m3 | November | n/a | 280 days · 2 locations |
| Santo Tomás Cusco, Peru | 46 | 10.1 ug/m3 | August | n/a | 282 days · 6 locations |
| Paita Piura, Peru | 43 | 9.0 ug/m3 | July | n/a | 280 days · 1 locations |
| Huari Ancash, Peru | 42 | 10.1 ug/m3 | September | n/a | 280 days · 2 locations |
| Huánuco Huánuco, Peru | 29 | 8.1 ug/m3 | June | n/a | 78 days · 1 locations |
| Ilo Moquegua, Peru | 19 | n/a ug/m3 | April | n/a | 244 days · 3 locations |
| Moquegua Moquegua, Peru | 15 | 2.8 ug/m3 | December | n/a | 279 days · 1 locations |
| Sullana Piura, Peru | 14 | 2.7 ug/m3 | October | n/a | 280 days · 1 locations |
Methodology
The extractor maps OpenAQ monitoring locations to the nearest AQI Now city in the same country, aggregates PM2.5 and PM10 to daily city averages, and converts those concentrations to US EPA AQI. Country tool pages use only city summaries that satisfy the configured minimum daily coverage threshold.