Home / Blog

July 6, 2026

Global Air Quality Update - Week of July 6, 2026

Live data snapshot for July 6, 2026. 217 cities tracked. Global average AQI: 60.

This week's most polluted city is Riyadh, Saudi Arabia at AQI 1016. The cleanest air right now is in La Paz, Bolivia at AQI 11.

Biggest changes this week

Worsening

Improving

Global average shifted from 62 to 60 (-2).

Top 10 most polluted cities right now

  1. Riyadh, Saudi Arabia - AQI 1016 (PM2.5 162.5 μg/m³)
  2. Xian, China - AQI 224 (PM2.5 24.9 μg/m³)
  3. Johannesburg, South Africa - AQI 216 (PM2.5 52.9 μg/m³)
  4. Chengdu, China - AQI 203 (PM2.5 25.7 μg/m³)
  5. Kuwait City, Kuwait - AQI 174 (PM2.5 116.4 μg/m³)
  6. Lahore, Pakistan - AQI 165 (PM2.5 70.3 μg/m³)
  7. Bandung, Indonesia - AQI 163 (PM2.5 41 μg/m³)
  8. Faisalabad, Pakistan - AQI 160 (PM2.5 65 μg/m³)
  9. Islamabad, Pakistan - AQI 153 (PM2.5 61.5 μg/m³)
  10. Santiago, Chile - AQI 152 (PM2.5 44.1 μg/m³)

Top 10 cleanest cities right now

  1. La Paz, Bolivia - AQI 11 (PM2.5 2.7 μg/m³)
  2. Quito, Ecuador - AQI 13 (PM2.5 1 μg/m³)
  3. London, United Kingdom - AQI 16 (PM2.5 4.2 μg/m³)
  4. Helsinki, Finland - AQI 17 (PM2.5 1.7 μg/m³)
  5. Paris, France - AQI 18 (PM2.5 6.1 μg/m³)
  6. Brussels, Belgium - AQI 19 (PM2.5 5.3 μg/m³)
  7. Brasilia, Brazil - AQI 19 (PM2.5 4.6 μg/m³)
  8. Prague, Czech Republic - AQI 20 (PM2.5 2.8 μg/m³)
  9. Amsterdam, Netherlands - AQI 21 (PM2.5 4.3 μg/m³)
  10. Hamburg, Germany - AQI 21 (PM2.5 4.2 μg/m³)

What is AQI?

AQI (Air Quality Index) is a 0-500 scale used by the US EPA. Below 50 is good, above 150 unhealthy, above 300 hazardous. Most damage comes from PM2.5 - fine particles that enter the bloodstream. Learn more: PM2.5 explained.

Get alerts for your city

Free email alerts when any city's AQI crosses your threshold. Set up alerts →

Data: live readings refreshed every 30 minutes by atmos.today. See methodology and attribution.