SmogRank / World / Peru / December 2025

Most polluted cities in Peru, December 2025

5 cities in Peru ranked by their average PM2.5 over the 31 days. Worst: Santa Anita - Los Ficus at 32.8 µg/m³, #222 of 2,351 cities in the world. Cleanest: Callao at 21.7. A city needs measurements on 70% of the days to be ranked.

← Santa Anita - Los Ficus 32.8
Every city in Peru ranked for December 2025, one column each, worst on the left and cleanest on the right. Point at it to read a city; tap to open it.
  1. 1Santa Anita - Los FicusLima region
    32.8
  2. 2LimaLima Province
    30.5
  3. 3Villa Poeta José Gálvez BarrenecheaLima region
    24.5
  4. 4San Francisco De BorjaLima region
    23.0
  5. 5CallaoCallao
    21.7
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, December 2025 · Peru now

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SmogRank, most polluted cities in Peru, PM2.5, December 2025, smogrank.com/pe/history/2025-12 (accessed 2 Oct 2026).

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