Tamil Nadu
109 monitoring stations · readings from 46 to 170
Average AQI
Air quality in Tamil Nadu
Air quality in Tamil Nadu is currently 82 on the AQI scale, which falls in the Moderate band. That number is the average across every monitoring station reporting in Tamil Nadu right now.
We aggregate 109 stations across Tamil Nadu. Individual stations range from 46 at the cleanest to 170 at the worst, so conditions vary across Tamil Nadu — the local figure matters more than the average.
Tamil Nadu breaks down into 46 cities you can open individually. Of those listed below, Kanchipuram is reading highest at 153 and Kodaikanal lowest at 46.
Readings refresh hourly from the official monitoring networks we track. Conditions can change quickly, so check back before planning time outdoors.
What to do at moderate levels
Outdoor activity
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner.
Sensitive groups
Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
Indoor air
Ventilating is still worthwhile. Consider closing up during traffic peaks if you live on a busy road.
Cities in Tamil Nadu
46 cities
Kanchipuram
Unhealthy
- Stations
- 1
- Range
- 153–153
128Vellore
Unhealthy for Sensitive
- Stations
- 2
- Range
- 105–150
Padur
Unhealthy for Sensitive
- Stations
- 2
- Range
- 58–170
Conjeeveram
Unhealthy for Sensitive
- Stations
- 2
- Range
- 90–121
Cuddalore
Unhealthy for Sensitive
- Stations
- 1
- Range
- 106–106
Hosur
Unhealthy for Sensitive
- Stations
- 2
- Range
- 104–105
Chengalpattu
Unhealthy for Sensitive
- Stations
- 1
- Range
- 102–102
101Thoothukudi
Unhealthy for Sensitive
- Stations
- 1
- Range
- 101–101
99Tiruppur
Moderate
- Stations
- 4
- Range
- 93–107
Anjugramam
Moderate
- Stations
- 1
- Range
- 97–97
97Dindigul
Moderate
- Stations
- 2
- Range
- 95–99
Gummidipoondi
Moderate
- Stations
- 1
- Range
- 97–97
Tinnevelly
Moderate
- Stations
- 1
- Range
- 97–97
Tuticorin
Moderate
- Stations
- 1
- Range
- 97–97
Tiruvannamalai
Moderate
- Stations
- 1
- Range
- 95–95
Nagercoil
Moderate
- Stations
- 1
- Range
- 93–93
Trichinopoly
Moderate
- Stations
- 1
- Range
- 93–93
92Coimbatore
Moderate
- Stations
- 12
- Range
- 73–134
Salem
Moderate
- Stations
- 1
- Range
- 90–90
88Erode
Moderate
- Stations
- 2
- Range
- 84–92
Karur
Moderate
- Stations
- 1
- Range
- 88–88
Tanjore
Moderate
- Stations
- 1
- Range
- 88–88
Avadi
Moderate
- Stations
- 1
- Range
- 86–86
Gobichettipalayam
Moderate
- Stations
- 1
- Range
- 86–86
Mudumalai
Moderate
- Stations
- 1
- Range
- 84–84
84Ramanathapuram
Moderate
- Stations
- 2
- Range
- 75–92
Rameswaram
Moderate
- Stations
- 1
- Range
- 84–84
Kancheepuram
Moderate
- Stations
- 1
- Range
- 82–82
Kilkunda
Moderate
- Stations
- 1
- Range
- 82–82
Seven Pagodas
Moderate
- Stations
- 1
- Range
- 82–82
Guduvancheri
Moderate
- Stations
- 1
- Range
- 81–81
Tiruvallur
Moderate
- Stations
- 1
- Range
- 81–81
Madurai
Moderate
- Stations
- 1
- Range
- 80–80
Thandarai
Moderate
- Stations
- 1
- Range
- 79–79
Vandalur
Moderate
- Stations
- 1
- Range
- 75–75
Negapatam
Moderate
- Stations
- 1
- Range
- 71–71
Rajapalaiyam
Moderate
- Stations
- 1
- Range
- 71–71
Thanjavur
Moderate
- Stations
- 1
- Range
- 71–71
Valparai
Moderate
- Stations
- 1
- Range
- 71–71
70Chennai
Moderate
- Stations
- 43
- Range
- 58–147
About Tamil Nadu
Coordinates
12.023, 79.045
Centroid of monitored stations
Stations
109
Reporting in this area
Spread
46 – 170
Cleanest to worst station reading
Tamil Nadu air quality, answered
Tamil Nadu is currently reading an AQI of 82, which is Moderate. It is the average across 109 reporting stations.
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner. Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
82 sits in the Moderate band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 109 stations in Tamil Nadu, reading between 46 and 170.
Of the cities currently listed for Tamil Nadu, Kanchipuram is reading highest at 153 (Unhealthy).
Hourly. We pull from the official monitoring networks that publish for this region, and this page refreshes on the same cadence.
See Tamil Nadu on the map.
Every station around it, live — or find out what today's reading means for you personally.