SmogRank / Countries / Iceland / April 2025

Most polluted cities in Iceland, April 2025

3 cities in Iceland ranked by their average PM2.5 over the 30 days. Worst: Hafnarfjörður at 9.0 µg/m³, #1,093 of 2,286 cities in the world. Cleanest: Kópavogur at 3.7. A city needs measurements on 70% of the days to be ranked.

  1. 1HafnarfjörðurCapital Region
    9.0
  2. 2ReykjavíkCapital Region
    4.1
  3. 3KópavogurCapital Region
    3.7
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, April 2025 · Iceland now