SmogRank / World / Honduras / March 2026

Most polluted cities in Honduras, March 2026

1 city in Honduras ranked by their average PM2.5 over the 31 days. Worst: San Pedro Sula at 8.9 µg/m³, #1,763 of 2,616 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1San Pedro Sulalow-cost sensorsCortés Department
    1
Low1–3
Moderate4–6
High7–9
Very high10

The UK's Daily Air Quality Index (1 to 10), PM2.5 bands. 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, March 2026 · Honduras now

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SmogRank, most polluted cities in Honduras, PM2.5, March 2026, smogrank.com/hn/history/2026-03 (accessed 2 Oct 2026).

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