SmogRank / Countries / Peru / April 2025

Most polluted cities in Peru, April 2025

4 cities in Peru ranked by their average PM2.5 over the 30 days. Worst: Callao at 29.7 µg/m³, #109 of 2,286 cities in the world. Cleanest: Villa Poeta José Gálvez Barrenechea at 12.5. A city needs measurements on 70% of the days to be ranked.

  1. 1CallaoCallao
    29.7
  2. 2San Francisco De BorjaLima region
    21.3
  3. 3Santa Anita - Los FicusLima region
    18.0
  4. 4Villa Poeta José Gálvez BarrenecheaLima region
    12.5
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, April 2025 · Peru now

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SmogRank, most polluted cities in Peru, PM2.5, April 2025, smogrank.com/pe/history/2025-04 (accessed 2 Oct 2026).

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