SmogRank / World / Ireland / July 2025

Most polluted cities in Ireland, July 2025

1 city in Ireland ranked by their average PM2.5 over the 31 days. Worst: Dublin at 5.7 µg/m³, #2,151 of 2,499 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1DublinLeinster
    9
Excellent0–50
Good51–100
Lightly polluted101–150
Moderately polluted151–200
Heavily polluted201–300
Severely polluted301+

China's Air Quality Index (HJ 633-2012), PM2.5 individual index. 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, July 2025 · Ireland now

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SmogRank, most polluted cities in Ireland, PM2.5, July 2025, smogrank.com/ie/history/2025-07 (accessed 2 Oct 2026).

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