Cheyyar AQI History
Hourly air quality data for the past 24 hours in Cheyyar, Tamil Nadu.
24-Hour Summary
Average AQI
42
Peak AQI
104
Best AQI
16
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 07:00 am | 69 | Satisfactory | 41.3 | 46.6 |
| 08:00 am | 54 | Satisfactory | 32.1 | 38.3 |
| 09:00 am | 41 | Good | 24.6 | 28.3 |
| 10:00 am | 33 | Good | 19.7 | 22.6 |
| 11:00 am | 29 | Good | 17.1 | 21.4 |
| 12:00 pm | 28 | Good | 16.8 | 22.4 |
| 01:00 pm | 28 | Good | 16.8 | 23.2 |
| 02:00 pm | 29 | Good | 17.2 | 24.2 |
| 03:00 pm | 29 | Good | 17.6 | 25.1 |
| 04:00 pm | 31 | Good | 18.3 | 26.3 |
| 05:00 pm | 24 | Good | 14.1 | 20.0 |
| 06:00 pm | 47 | Good | 28.0 | 33.4 |
| 07:00 pm | 66 | Satisfactory | 39.0 | 44.7 |
| 08:00 pm | 67 | Satisfactory | 39.5 | 44.8 |
| 09:00 pm | 56 | Satisfactory | 33.3 | 36.7 |
| 10:00 pm | 47 | Good | 28.3 | 32.2 |
| 11:00 pm | 37 | Good | 22.2 | 26.5 |
| 12:00 am | 31 | Good | 18.3 | 22.2 |
| 01:00 am | 28 | Good | 16.6 | 20.3 |
| 02:00 am | 28 | Good | 16.6 | 20.0 |
| 03:00 am | 29 | Good | 17.2 | 20.3 |
| 04:00 am | 29 | Good | 17.6 | 20.3 |
| 05:00 am | 28 | Good | 16.6 | 19.0 |
| 06:00 am | 29 | Good | 17.3 | 19.8 |
| 07:00 am | 30 | Good | 17.9 | 20.1 |
| 08:00 am | 26 | Good | 15.4 | 17.5 |
| 09:00 am | 26 | Good | 15.5 | 17.4 |
| 10:00 am | 26 | Good | 15.8 | 18.2 |
| 11:00 am | 26 | Good | 15.6 | 19.4 |
| 12:00 pm | 27 | Good | 16.2 | 23.9 |
| 01:00 pm | 29 | Good | 17.0 | 28.6 |
| 02:00 pm | 32 | Good | 17.4 | 31.5 |
| 03:00 pm | 33 | Good | 17.6 | 33.2 |
| 04:00 pm | 35 | Good | 18.5 | 34.5 |
| 05:00 pm | 42 | Good | 25.2 | 36.2 |
| 06:00 pm | 47 | Good | 28.1 | 35.7 |
| 07:00 pm | 49 | Good | 29.5 | 35.6 |
| 08:00 pm | 52 | Satisfactory | 30.5 | 36.1 |
| 09:00 pm | 52 | Satisfactory | 30.9 | 36.3 |
| 10:00 pm | 49 | Good | 29.6 | 35.4 |
| 11:00 pm | 45 | Good | 27.0 | 33.2 |
| 12:00 am | 42 | Good | 25.4 | 31.4 |
| 01:00 am | 42 | Good | 24.9 | 30.6 |
| 02:00 am | 42 | Good | 24.9 | 30.3 |
| 03:00 am | 42 | Good | 25.2 | 30.3 |
| 04:00 am | 44 | Good | 26.1 | 31.0 |
| 05:00 am | 38 | Good | 22.5 | 26.4 |
| 06:00 am | 38 | Good | 22.8 | 25.9 |
| 07:00 am | 37 | Good | 22.0 | 24.6 |
| 08:00 am | 28 | Good | 16.8 | 19.7 |
| 09:00 am | 26 | Good | 15.7 | 18.6 |
| 10:00 am | 26 | Good | 15.8 | 19.1 |
| 11:00 am | 29 | Good | 17.1 | 21.1 |
| 12:00 pm | 28 | Good | 17.0 | 21.2 |
| 01:00 pm | 28 | Good | 16.9 | 21.5 |
| 02:00 pm | 28 | Good | 16.8 | 22.2 |
| 03:00 pm | 28 | Good | 16.7 | 22.8 |
| 04:00 pm | 28 | Good | 16.8 | 23.2 |
| 05:00 pm | 46 | Good | 27.6 | 37.4 |
| 06:00 pm | 57 | Satisfactory | 33.4 | 42.3 |
| 07:00 pm | 68 | Satisfactory | 40.7 | 49.1 |
| 08:00 pm | 79 | Satisfactory | 47.3 | 55.3 |
| 09:00 pm | 91 | Satisfactory | 54.5 | 62.2 |
| 10:00 pm | 104 | Moderate | 60.8 | 68.5 |
| 11:00 pm | 99 | Satisfactory | 59.6 | 67.1 |
| 12:00 am | 91 | Satisfactory | 54.5 | 61.2 |
| 01:00 am | 84 | Satisfactory | 50.5 | 56.3 |
| 02:00 am | 80 | Satisfactory | 48.0 | 53.2 |
| 03:00 am | 78 | Satisfactory | 46.4 | 51.7 |
| 04:00 am | 77 | Satisfactory | 45.8 | 50.6 |
| 05:00 am | 76 | Satisfactory | 45.1 | 51.6 |
| 06:00 am | 77 | Satisfactory | 46.1 | 52.4 |
| 07:00 am | 76 | Satisfactory | 45.2 | 51.7 |
| 08:00 am | 69 | Satisfactory | 40.9 | 49.1 |
| 09:00 am | 59 | Satisfactory | 35.2 | 44.0 |
| 10:00 am | 53 | Satisfactory | 31.5 | 40.0 |
| 11:00 am | 46 | Good | 27.3 | 35.0 |
| 12:00 pm | 39 | Good | 23.1 | 29.7 |
| 01:00 pm | 34 | Good | 20.3 | 26.3 |
| 02:00 pm | 31 | Good | 18.7 | 24.6 |
| 03:00 pm | 30 | Good | 18.1 | 24.1 |
| 04:00 pm | 30 | Good | 18.2 | 24.4 |
| 05:00 pm | 39 | Good | 23.1 | 27.4 |
| 06:00 pm | 45 | Good | 27.1 | 30.3 |
| 07:00 pm | 49 | Good | 29.3 | 32.1 |
| 08:00 pm | 50 | Good | 29.9 | 33.1 |
| 09:00 pm | 53 | Satisfactory | 31.3 | 35.5 |
| 10:00 pm | 55 | Satisfactory | 32.2 | 36.7 |
| 11:00 pm | 56 | Satisfactory | 32.9 | 37.4 |
| 12:00 am | 54 | Satisfactory | 32.1 | 36.4 |
| 01:00 am | 53 | Satisfactory | 31.5 | 35.7 |
| 02:00 am | 49 | Good | 29.3 | 33.2 |
| 03:00 am | 47 | Good | 27.9 | 31.9 |
| 04:00 am | 46 | Good | 27.6 | 31.8 |
| 05:00 am | 46 | Good | 27.4 | 32.4 |
| 06:00 am | 52 | Satisfactory | 30.4 | 35.2 |
| 07:00 am | 48 | Good | 29.0 | 33.2 |
| 08:00 am | 37 | Good | 22.3 | 26.1 |
| 09:00 am | 31 | Good | 18.3 | 21.3 |
| 10:00 am | 27 | Good | 16.1 | 19.2 |
| 11:00 am | 24 | Good | 14.6 | 18.4 |
| 12:00 pm | 24 | Good | 14.4 | 19.4 |
| 01:00 pm | 25 | Good | 15.0 | 21.0 |
| 02:00 pm | 26 | Good | 15.7 | 22.3 |
| 03:00 pm | 27 | Good | 15.9 | 22.6 |
| 04:00 pm | 28 | Good | 16.5 | 23.2 |
| 05:00 pm | 42 | Good | 24.9 | 30.0 |
| 06:00 pm | 44 | Good | 26.4 | 31.4 |
| 07:00 pm | 45 | Good | 27.1 | 31.8 |
| 08:00 pm | 48 | Good | 29.0 | 33.3 |
| 09:00 pm | 53 | Satisfactory | 31.5 | 36.2 |
| 10:00 pm | 60 | Satisfactory | 35.3 | 40.4 |
| 11:00 pm | 62 | Satisfactory | 37.0 | 42.6 |
| 12:00 am | 63 | Satisfactory | 37.5 | 42.6 |
| 01:00 am | 62 | Satisfactory | 37.0 | 41.8 |
| 02:00 am | 62 | Satisfactory | 36.6 | 41.2 |
| 03:00 am | 60 | Satisfactory | 35.7 | 40.3 |
| 04:00 am | 58 | Satisfactory | 34.0 | 38.3 |
| 05:00 am | 43 | Good | 25.6 | 27.8 |
| 06:00 am | 45 | Good | 26.8 | 29.4 |
| 07:00 am | 41 | Good | 24.8 | 27.9 |
| 08:00 am | 37 | Good | 22.0 | 25.8 |
| 09:00 am | 35 | Good | 20.7 | 24.8 |
| 10:00 am | 36 | Good | 21.5 | 26.1 |
| 11:00 am | 36 | Good | 21.4 | 25.8 |
| 12:00 pm | 34 | Good | 20.4 | 24.6 |
| 01:00 pm | 33 | Good | 19.8 | 24.3 |
| 02:00 pm | 35 | Good | 21.0 | 27.2 |
| 03:00 pm | 35 | Good | 20.9 | 27.1 |
| 04:00 pm | 36 | Good | 21.8 | 28.2 |
| 05:00 pm | 38 | Good | 22.8 | 29.4 |
| 06:00 pm | 41 | Good | 24.7 | 28.3 |
| 07:00 pm | 41 | Good | 24.6 | 27.6 |
| 08:00 pm | 44 | Good | 26.1 | 28.7 |
| 09:00 pm | 46 | Good | 27.3 | 29.6 |
| 10:00 pm | 41 | Good | 24.4 | 26.4 |
| 11:00 pm | 34 | Good | 20.6 | 22.6 |
| 12:00 am | 31 | Good | 18.8 | 20.7 |
| 01:00 am | 32 | Good | 19.2 | 21.1 |
| 02:00 am | 34 | Good | 20.5 | 22.5 |
| 03:00 am | 37 | Good | 21.9 | 24.0 |
| 04:00 am | 38 | Good | 22.8 | 24.9 |
| 05:00 am | 35 | Good | 21.1 | 23.6 |
| 06:00 am | 38 | Good | 22.9 | 25.3 |
| 07:00 am | 37 | Good | 22.2 | 25.0 |
| 08:00 am | 33 | Good | 19.5 | 22.5 |
| 09:00 am | 29 | Good | 17.1 | 20.0 |
| 10:00 am | 26 | Good | 15.5 | 18.6 |
| 11:00 am | 23 | Good | 14.0 | 17.3 |
| 12:00 pm | 21 | Good | 12.8 | 16.1 |
| 01:00 pm | 20 | Good | 12.2 | 15.4 |
| 02:00 pm | 20 | Good | 11.8 | 14.8 |
| 03:00 pm | 19 | Good | 11.5 | 14.6 |
| 04:00 pm | 19 | Good | 11.1 | 13.8 |
| 05:00 pm | 30 | Good | 17.7 | 20.8 |
| 06:00 pm | 33 | Good | 19.7 | 21.3 |
| 07:00 pm | 39 | Good | 23.3 | 24.9 |
| 08:00 pm | 54 | Satisfactory | 32.0 | 33.9 |
| 09:00 pm | 62 | Satisfactory | 37.0 | 40.9 |
| 10:00 pm | 55 | Satisfactory | 32.2 | 35.0 |
| 11:00 pm | 49 | Good | 29.6 | 32.0 |
| 12:00 am | 41 | Good | 24.7 | 26.8 |
| 01:00 am | 32 | Good | 19.2 | 21.1 |
| 02:00 am | 26 | Good | 15.4 | 17.2 |
| 03:00 am | 22 | Good | 13.1 | 15.3 |
| 04:00 am | 19 | Good | 11.2 | 13.4 |
| 05:00 am | 16 | Good | 9.7 | 11.7 |
| 06:00 am | 16 | Good | 9.4 | 11.1 |