SmogRank / World / Reunion / January 2024
Most polluted cities in Reunion, January 2024
1 city in Reunion ranked by their average PM2.5 over the 31 days. Worst: Saint-Paul at 3.8 µg/m³, #1,876 of 1,960 cities in the world. A city needs measurements on 70% of the days to be ranked.
- 1Saint-PaulReunion 1
Low risk1–3
Moderate risk4–6
High risk7–10
Very high risk10+
Canada's AQHI+ for PM2.5 (1 point per 10 µg/m³), which is defined on hourly values. 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 2024 · Reunion now
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SmogRank, most polluted cities in Reunion, PM2.5, January 2024, smogrank.com/re/history/2024-01 (accessed 2 Oct 2026).
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