SmogRank / Countries / New Zealand / July 2024

Most polluted cities in New Zealand, July 2024

4 cities in New Zealand ranked by their average PM2.5 over the 31 days. Worst: Rangiora at 19.7 µg/m³, #49 of 2,047 cities in the world. Cleanest: Christchurch at 13.5. A city needs measurements on 70% of the days to be ranked.

  1. 1RangioraCanterbury
    19.7
  2. 2TimaruCanterbury
    15.7
  3. 3AshburtonCanterbury
    14.6
  4. 4ChristchurchCanterbury
    13.5
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, July 2024 · New Zealand now

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SmogRank, most polluted cities in New Zealand, PM2.5, July 2024, smogrank.com/nz/history/2024-07 (accessed 1 Oct 2026).

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