Vellore AQI History
Hourly air quality data for the past 24 hours in Vellore, Tamil Nadu.
24-Hour Summary
Average AQI
40
Peak AQI
94
Best AQI
12
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 07:00 am | 69 | Satisfactory | 40.9 | 46.4 |
| 08:00 am | 43 | Good | 25.8 | 29.1 |
| 09:00 am | 35 | Good | 20.7 | 22.8 |
| 10:00 am | 29 | Good | 17.2 | 20.0 |
| 11:00 am | 27 | Good | 16.0 | 21.2 |
| 12:00 pm | 27 | Good | 16.3 | 22.8 |
| 01:00 pm | 28 | Good | 16.6 | 23.7 |
| 02:00 pm | 29 | Good | 17.1 | 24.9 |
| 03:00 pm | 30 | Good | 17.8 | 26.6 |
| 04:00 pm | 32 | Good | 19.0 | 28.9 |
| 05:00 pm | 19 | Good | 11.6 | 19.2 |
| 06:00 pm | 39 | Good | 23.2 | 30.7 |
| 07:00 pm | 62 | Satisfactory | 36.8 | 44.8 |
| 08:00 pm | 77 | Satisfactory | 45.9 | 54.8 |
| 09:00 pm | 62 | Satisfactory | 36.9 | 43.0 |
| 10:00 pm | 39 | Good | 23.2 | 27.9 |
| 11:00 pm | 29 | Good | 17.5 | 21.7 |
| 12:00 am | 27 | Good | 16.0 | 19.4 |
| 01:00 am | 27 | Good | 15.9 | 18.7 |
| 02:00 am | 27 | Good | 16.2 | 18.7 |
| 03:00 am | 28 | Good | 16.5 | 18.7 |
| 04:00 am | 28 | Good | 16.6 | 18.5 |
| 05:00 am | 28 | Good | 16.9 | 18.2 |
| 06:00 am | 32 | Good | 18.9 | 20.0 |
| 07:00 am | 30 | Good | 17.7 | 19.0 |
| 08:00 am | 25 | Good | 14.8 | 16.6 |
| 09:00 am | 25 | Good | 14.8 | 16.9 |
| 10:00 am | 24 | Good | 14.2 | 17.3 |
| 11:00 am | 24 | Good | 14.3 | 20.3 |
| 12:00 pm | 26 | Good | 15.5 | 26.3 |
| 01:00 pm | 31 | Good | 16.6 | 31.2 |
| 02:00 pm | 35 | Good | 17.5 | 34.6 |
| 03:00 pm | 35 | Good | 17.2 | 34.5 |
| 04:00 pm | 34 | Good | 19.5 | 34.2 |
| 05:00 pm | 40 | Good | 23.7 | 37.8 |
| 06:00 pm | 45 | Good | 26.9 | 37.1 |
| 07:00 pm | 44 | Good | 26.5 | 34.9 |
| 08:00 pm | 45 | Good | 27.1 | 34.7 |
| 09:00 pm | 46 | Good | 27.3 | 34.5 |
| 10:00 pm | 43 | Good | 25.5 | 32.8 |
| 11:00 pm | 39 | Good | 23.5 | 30.2 |
| 12:00 am | 38 | Good | 22.6 | 28.2 |
| 01:00 am | 37 | Good | 22.2 | 26.8 |
| 02:00 am | 36 | Good | 21.8 | 25.6 |
| 03:00 am | 36 | Good | 21.6 | 24.7 |
| 04:00 am | 36 | Good | 21.5 | 24.3 |
| 05:00 am | 29 | Good | 17.3 | 19.8 |
| 06:00 am | 29 | Good | 17.3 | 19.4 |
| 07:00 am | 27 | Good | 16.2 | 18.2 |
| 08:00 am | 22 | Good | 13.3 | 15.7 |
| 09:00 am | 22 | Good | 13.1 | 15.8 |
| 10:00 am | 22 | Good | 13.2 | 16.7 |
| 11:00 am | 23 | Good | 13.6 | 18.2 |
| 12:00 pm | 26 | Good | 15.7 | 24.7 |
| 01:00 pm | 25 | Good | 14.8 | 20.7 |
| 02:00 pm | 25 | Good | 15.0 | 20.7 |
| 03:00 pm | 25 | Good | 15.1 | 21.2 |
| 04:00 pm | 26 | Good | 15.4 | 21.8 |
| 05:00 pm | 40 | Good | 23.7 | 31.8 |
| 06:00 pm | 47 | Good | 28.1 | 35.9 |
| 07:00 pm | 60 | Satisfactory | 35.3 | 42.6 |
| 08:00 pm | 70 | Satisfactory | 41.6 | 48.4 |
| 09:00 pm | 83 | Satisfactory | 49.8 | 56.8 |
| 10:00 pm | 94 | Satisfactory | 56.3 | 63.8 |
| 11:00 pm | 91 | Satisfactory | 54.2 | 61.5 |
| 12:00 am | 82 | Satisfactory | 48.7 | 55.3 |
| 01:00 am | 76 | Satisfactory | 45.3 | 51.5 |
| 02:00 am | 74 | Satisfactory | 44.0 | 50.1 |
| 03:00 am | 74 | Satisfactory | 44.2 | 50.3 |
| 04:00 am | 75 | Satisfactory | 44.8 | 50.6 |
| 05:00 am | 66 | Satisfactory | 39.2 | 45.4 |
| 06:00 am | 67 | Satisfactory | 40.0 | 45.6 |
| 07:00 am | 65 | Satisfactory | 38.8 | 44.2 |
| 08:00 am | 55 | Satisfactory | 32.6 | 40.5 |
| 09:00 am | 49 | Good | 29.1 | 37.1 |
| 10:00 am | 43 | Good | 25.8 | 33.2 |
| 11:00 am | 36 | Good | 21.8 | 28.1 |
| 12:00 pm | 31 | Good | 18.5 | 24.0 |
| 01:00 pm | 28 | Good | 16.9 | 22.5 |
| 02:00 pm | 28 | Good | 16.5 | 22.8 |
| 03:00 pm | 27 | Good | 16.0 | 22.8 |
| 04:00 pm | 28 | Good | 16.6 | 23.7 |
| 05:00 pm | 30 | Good | 17.9 | 25.0 |
| 06:00 pm | 40 | Good | 23.7 | 29.1 |
| 07:00 pm | 45 | Good | 27.1 | 31.2 |
| 08:00 pm | 51 | Satisfactory | 30.3 | 34.5 |
| 09:00 pm | 60 | Satisfactory | 35.4 | 40.5 |
| 10:00 pm | 68 | Satisfactory | 40.2 | 45.9 |
| 11:00 pm | 75 | Satisfactory | 44.7 | 51.1 |
| 12:00 am | 76 | Satisfactory | 45.4 | 52.2 |
| 01:00 am | 74 | Satisfactory | 44.1 | 50.8 |
| 02:00 am | 65 | Satisfactory | 38.5 | 44.6 |
| 03:00 am | 56 | Satisfactory | 33.1 | 38.6 |
| 04:00 am | 50 | Good | 29.8 | 34.7 |
| 05:00 am | 40 | Good | 24.0 | 27.9 |
| 06:00 am | 43 | Good | 26.0 | 29.3 |
| 07:00 am | 40 | Good | 23.7 | 26.6 |
| 08:00 am | 28 | Good | 16.9 | 19.7 |
| 09:00 am | 26 | Good | 15.3 | 17.8 |
| 10:00 am | 24 | Good | 14.1 | 17.1 |
| 11:00 am | 22 | Good | 13.0 | 17.1 |
| 12:00 pm | 22 | Good | 13.0 | 18.5 |
| 01:00 pm | 23 | Good | 13.5 | 19.9 |
| 02:00 pm | 23 | Good | 14.0 | 20.8 |
| 03:00 pm | 24 | Good | 14.4 | 21.3 |
| 04:00 pm | 26 | Good | 15.4 | 23.0 |
| 05:00 pm | 36 | Good | 21.4 | 26.8 |
| 06:00 pm | 36 | Good | 21.8 | 27.7 |
| 07:00 pm | 40 | Good | 23.7 | 29.2 |
| 08:00 pm | 44 | Good | 26.6 | 32.4 |
| 09:00 pm | 53 | Satisfactory | 31.1 | 37.1 |
| 10:00 pm | 60 | Satisfactory | 35.5 | 41.8 |
| 11:00 pm | 61 | Satisfactory | 36.3 | 42.5 |
| 12:00 am | 60 | Satisfactory | 35.3 | 41.3 |
| 01:00 am | 58 | Satisfactory | 34.5 | 40.5 |
| 02:00 am | 58 | Satisfactory | 34.0 | 40.2 |
| 03:00 am | 58 | Satisfactory | 34.1 | 40.4 |
| 04:00 am | 58 | Satisfactory | 34.0 | 40.3 |
| 05:00 am | 48 | Good | 28.8 | 33.4 |
| 06:00 am | 53 | Satisfactory | 31.5 | 36.1 |
| 07:00 am | 48 | Good | 28.9 | 34.0 |
| 08:00 am | 40 | Good | 23.7 | 29.9 |
| 09:00 am | 36 | Good | 21.6 | 27.8 |
| 10:00 am | 35 | Good | 20.7 | 26.5 |
| 11:00 am | 32 | Good | 19.3 | 25.0 |
| 12:00 pm | 31 | Good | 18.3 | 24.1 |
| 01:00 pm | 31 | Good | 18.5 | 25.4 |
| 02:00 pm | 32 | Good | 19.2 | 26.7 |
| 03:00 pm | 32 | Good | 19.4 | 27.1 |
| 04:00 pm | 33 | Good | 19.8 | 28.0 |
| 05:00 pm | 38 | Good | 22.9 | 33.3 |
| 06:00 pm | 46 | Good | 27.5 | 35.0 |
| 07:00 pm | 45 | Good | 27.2 | 32.2 |
| 08:00 pm | 52 | Satisfactory | 30.7 | 35.6 |
| 09:00 pm | 59 | Satisfactory | 34.9 | 39.9 |
| 10:00 pm | 57 | Satisfactory | 33.5 | 37.6 |
| 11:00 pm | 51 | Satisfactory | 30.2 | 33.5 |
| 12:00 am | 48 | Good | 28.6 | 31.5 |
| 01:00 am | 48 | Good | 28.6 | 31.4 |
| 02:00 am | 49 | Good | 29.1 | 32.0 |
| 03:00 am | 50 | Good | 29.7 | 32.6 |
| 04:00 am | 50 | Good | 30.0 | 32.7 |
| 05:00 am | 40 | Good | 24.0 | 26.1 |
| 06:00 am | 41 | Good | 24.7 | 26.7 |
| 07:00 am | 36 | Good | 21.4 | 23.8 |
| 08:00 am | 28 | Good | 16.8 | 19.0 |
| 09:00 am | 24 | Good | 14.3 | 16.5 |
| 10:00 am | 21 | Good | 12.7 | 15.5 |
| 11:00 am | 19 | Good | 11.4 | 14.6 |
| 12:00 pm | 18 | Good | 10.6 | 13.7 |
| 01:00 pm | 18 | Good | 10.5 | 13.6 |
| 02:00 pm | 17 | Good | 10.3 | 13.3 |
| 03:00 pm | 17 | Good | 10.2 | 13.1 |
| 04:00 pm | 17 | Good | 10.0 | 12.4 |
| 05:00 pm | 26 | Good | 15.8 | 19.0 |
| 06:00 pm | 33 | Good | 19.7 | 22.2 |
| 07:00 pm | 38 | Good | 22.6 | 25.3 |
| 08:00 pm | 46 | Good | 27.6 | 31.1 |
| 09:00 pm | 44 | Good | 26.1 | 29.5 |
| 10:00 pm | 39 | Good | 23.5 | 26.1 |
| 11:00 pm | 39 | Good | 23.5 | 25.8 |
| 12:00 am | 30 | Good | 18.1 | 20.2 |
| 01:00 am | 23 | Good | 13.9 | 15.9 |
| 02:00 am | 20 | Good | 11.8 | 14.1 |
| 03:00 am | 16 | Good | 9.7 | 12.1 |
| 04:00 am | 13 | Good | 8.0 | 10.0 |
| 05:00 am | 12 | Good | 7.0 | 8.7 |
| 06:00 am | 12 | Good | 7.0 | 8.4 |