Archive · 2 Jun 2025
Delhi Records Best May Air Quality in Seven Years
Delhi's air got much cleaner in May!
The air quality was the best it's been in seven years, similar to before the lockdowns.
This improvement happened because of good weather and efforts from different groups.
May also saw a lot of rain, the most ever recorded.
The air quality from January to May was also a bit better than it was in the previous year.
This all means the air in Delhi is getting healthier!
Delhi recorded its best average air quality for May in seven years, with an AQI of 170.
This is the cleanest May since 2018, excluding lockdown years.
The cleaner air is attributed to favorable weather and stakeholder efforts.
Delhi experienced its wettest May on record, with 188.9 mm of rainfall.
Average AQI from January-May 2025 was 214, a slight improvement over previous years.
- Who
- The Commission for Air Quality Management (CAQM) and Delhi residents.
- What
- Improved air quality, with the lowest AQI for May in seven years.
- When
- May 2025, with comparisons to previous years back to 2018.
- Where
- Delhi, India
- Why
- Due to favorable weather conditions (heavy rainfall) and efforts from stakeholders.
- May 2025 Average AQI
- 170
- Last cleanest May before 2025
- 2018
- May 2025 Rainfall
- 188.9 mm
- Jan-May 2025 Average AQI
- 214
- Rainfall above normal average
- 202%