SmogRank / Countries / Senegal / December 2025
Most polluted cities in Senegal, December 2025
3 cities in Senegal ranked by their average PM2.5 over the 31 days. Worst: Ziguinchor at 23.7 µg/m³, #281 of 2,360 cities in the world. Cleanest: Thiès at 4.7. A city needs measurements on 70% of the days to be ranked.
- 1Ziguinchorlow-cost sensorsZiguinchor 23.7
- 2Dakarlow-cost sensorsDakar 10.4
- 3Thièslow-cost sensorsThies 4.7
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 · Senegal now
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SmogRank, most polluted cities in Senegal, PM2.5, December 2025, smogrank.com/sn/history/2025-12 (accessed 2 Oct 2026).
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