SmogRank / World / France / Normandy / January 2025
Most polluted cities in Normandy, France, January 2025
2 cities in Normandy, France ranked by their average PM2.5 over the 31 days. Worst: Le Havre at 17.0 µg/m³, #396 of 2,426 cities in the world. Cleanest: La Ferté-Macé at 6.0. A city needs measurements on 70% of the days to be ranked.
Normandy has 10 cities ranked over the last 30 days, but only 2 here: most of its monitors have no readings for January 2025 in OpenAQ's archive, where ours come from, or too few to rank. Cities missing from this board weren't clean, just not measured.
- 1Le Havre 66
- 2La Ferté-Macé 33
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
All cities in the world, January 2025 · All cities in France, January 2025 · Normandy now
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SmogRank, most polluted cities in Normandy, France, PM2.5, January 2025, smogrank.com/fr/region/normandy/history/2025-01 (accessed 6 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.