Coimbatore air quality · Tamil Nadu, India
No monitor has reported here in the last few hours
Updated · 1 monitoring station · CPCB
Pollutants in Coimbatore
- NO₂ · µg/m³18.0Under WHO limit
- O₃ · µg/m³19.3
- SO₂ · µg/m³23.7Under WHO limit
- CO · mg/m³0.46
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Coimbatore air quality history
Daily average, 22 days- 47average daily NAQI over 22 days
- 68worst day, 3 October
- 37cleanest day, 1 October
- 0days at Poor or worse
The last 7 days averaged 48, about the same as the week before (45). 16 of the last 22 days were Good.
Weather in Coimbatore
26°C Mist · Humidity 94% · Wind 11 km/h
Light Thunderstorms with maximum surface wind speed less than 40 kmph (in gusts), Moderate rain: 5-15 mm/hr (until 22:00 IST)
Light Thunderstorms with maximum surface wind speed less than 40 kmph (in gusts), Moderate rain: 5-15 mm/hr (until 22:00 IST)
Mon 19 Oct: Heavy Rainfall
Tue 20 Oct: Heavy Rainfall
Wed 21 Oct: Heavy Rainfall
Thu 22 Oct: Heavy Rainfall
Fri 23 Oct: Heavy Rainfall
Sat 24 Oct: Heavy Rainfall
Sun 25 Oct: Thunderstorm accompanied with Lightning
| Day | Forecast | Max | Min |
|---|---|---|---|
| Mon 19 | Generally cloudy sky with Heavy rain | 34° | 23° |
| Tue 20 | Generally cloudy sky with Heavy rain | 34° | 23° |
| Wed 21 | Generally cloudy sky with Heavy rain | 34° | 23° |
| Thu 22 | Generally cloudy sky with Heavy rain | 34° | 23° |
| Fri 23 | Generally cloudy sky with Heavy rain | 33° | 22° |
| Sat 24 | Generally cloudy sky with Heavy rain | 33° | 22° |
| Sun 25 | Partly cloudy sky with possibility of moderate rain or Thunderstorm | 34° | 23° |
India Meteorological Department (IMD) city forecast, issued 19 October 2026. All IMD warnings →
Nearby cities
India rankingRelated reading
Coimbatore air quality: common questions
How has air quality in Coimbatore been recently?
Over the last 22 days with data, Coimbatore averaged NAQI 47. The worst day was 3 October at 68; the cleanest was 1 October at 37. 0 days were at Poor or worse.
Where does Coimbatore's air quality data come from?
From State & Central Pollution Control Board, Government of India · Center for Study of Science, Technology and Policy (CSTEP) · Aurassure's University Clean Air Network, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: State & Central Pollution Control Board, Government of India · Center for Study of Science, Technology and Policy (CSTEP) · Aurassure's University Clean Air Network. Readings are published by the monitoring agency and may be revised.