SmogRank / Countries / Norway / August 2024

Most polluted cities in Norway, August 2024

17 cities in Norway ranked by their average PM2.5 over the 31 days. Worst: Porsgrunn at 7.4 µg/m³, #1,072 of 1,551 cities in the world. Cleanest: Nesttun at 3.4. A city needs measurements on 70% of the days to be ranked.

  1. 1PorsgrunnTelemark
    7.4
  2. 2MossØstfold
    7.3
  3. 3LillestrømAkershus
    7.2
  4. 4KristiansandAgder
    6.5
  5. 5SarpsborgØstfold
    6.2
  6. 5OsloOslo
    6.2
  7. 7Mo i RanaNordland
    5.8
  8. 8FredrikstadØstfold
    5.5
  9. 9LillehammerInnlandet
    5.4
  10. 10HamarInnlandet
    5.1
  11. 10BergenVestland
    5.1
  12. 12DrammenBuskerud
    5.0
  13. 13BodøNordland
    4.5
  14. 13ÅsaneVestland
    4.5
  15. 15GjøvikInnlandet
    4.4
  16. 16TrondheimTrøndelag
    3.9
  17. 17NesttunVestland
    3.4
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, August 2024 · Norway now

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SmogRank, most polluted cities in Norway, PM2.5, August 2024, smogrank.com/no/history/2024-08 (accessed 2 Oct 2026).

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