SmogRank / World / Iceland / November 2025

Most polluted cities in Iceland, November 2025

3 cities in Iceland ranked by their average PM2.5 over the 30 days. Worst: Hafnarfjörður at 9.7 µg/m³, #1,009 of 2,370 cities in the world. Cleanest: Kópavogur at 1.8. A city needs measurements on 70% of the days to be ranked.

← Hafnarfjörður 9.7
Every city in Iceland ranked for November 2025, one column each, worst on the left and cleanest on the right. Point at it to read a city; tap to open it.
  1. 1HafnarfjörðurCapital Region
    9.7
  2. 2ReykjavíkCapital Region
    3.1
  3. 3KópavogurCapital Region
    1.8
Good0–5
Fair6–15
Moderate16–50
Poor51–90
Very poor91–140
Extremely poor141+

The European Environment Agency's air quality index bands for PM2.5 (2024 revision); it has bands, not numbers, so values stay in µg/m³. 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, November 2025 · Iceland now

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SmogRank, most polluted cities in Iceland, PM2.5, November 2025, smogrank.com/is/history/2025-11 (accessed 2 Oct 2026).

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