Sofia AQI History
Hourly air quality data for the past 24 hours in Sofia, Sofia-Grad.
24-Hour Summary
Average AQI
59
Peak AQI
500
Best AQI
23
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 06:00 am | — | — | — | — |
| 05:00 am | — | — | — | — |
| 04:00 am | — | — | — | — |
| 03:00 am | 64 | Moderate | 16.1 | 77.2 |
| 02:00 am | — | — | — | — |
| 01:00 am | 58 | Moderate | 13.0 | 66.6 |
| 12:00 am | 59 | Moderate | 13.3 | 61.4 |
| 11:00 pm | 60 | Moderate | 13.9 | 61.5 |
| 10:00 pm | 62 | Moderate | 15.0 | 40.0 |
| 09:00 pm | 62 | Moderate | 15.0 | 40.0 |
| 08:00 pm | 59 | Moderate | 13.4 | 20.7 |
| 07:00 pm | 51 | Moderate | 9.1 | 17.2 |
| 06:00 pm | 45 | Good | 8.2 | 16.8 |
| 05:00 pm | 30 | Good | 5.4 | 16.3 |
| 04:00 pm | 38 | Good | 6.8 | 19.5 |
| 03:00 pm | 51 | Moderate | 9.2 | 27.0 |
| 02:00 pm | 53 | Moderate | 10.3 | 16.6 |
| 01:00 pm | 49 | Good | 8.7 | 30.0 |
| 12:00 pm | 53 | Moderate | 10.0 | 35.2 |
| 11:00 am | 52 | Moderate | 9.7 | 35.8 |
| 10:00 am | 48 | Good | 8.6 | 36.3 |
| 09:00 am | 45 | Good | 8.1 | 38.5 |
| 08:00 am | 47 | Good | 8.5 | 27.7 |
| 07:00 am | 53 | Moderate | 10.2 | 26.6 |
| 06:00 am | 53 | Moderate | 10.0 | 26.4 |
| 05:00 am | 54 | Moderate | 10.6 | 27.5 |
| 04:00 am | 53 | Moderate | 10.4 | 26.3 |
| 03:00 am | 53 | Moderate | 10.3 | 24.5 |
| 02:00 am | 48 | Good | 8.6 | 26.3 |
| 01:00 am | 51 | Moderate | 9.2 | 26.1 |
| 12:00 am | 49 | Good | 8.9 | 22.7 |
| 11:00 pm | 41 | Good | 7.4 | 17.8 |
| 10:00 pm | 35 | Good | 6.3 | 15.3 |
| 09:00 pm | 41 | Good | 7.4 | 16.1 |
| 08:00 pm | — | — | — | — |
| 07:00 pm | 32 | Good | 5.8 | 16.4 |
| 06:00 pm | 34 | Good | 6.1 | 16.4 |
| 05:00 pm | 34 | Good | 6.1 | 16.3 |
| 04:00 pm | 26 | Good | 4.6 | 17.4 |
| 03:00 pm | 35 | Good | 6.4 | 20.3 |
| 02:00 pm | 42 | Good | 7.6 | 23.4 |
| 01:00 pm | 40 | Good | 7.2 | 23.4 |
| 12:00 pm | 52 | Moderate | 9.7 | 32.0 |
| 11:00 am | 54 | Moderate | 10.9 | 43.1 |
| 10:00 am | 54 | Moderate | 10.5 | 42.2 |
| 09:00 am | 58 | Moderate | 12.9 | 51.9 |
| 08:00 am | 57 | Moderate | 12.5 | 47.5 |
| 07:00 am | 57 | Moderate | 12.3 | 46.7 |
| 06:00 am | 60 | Moderate | 14.1 | 54.3 |
| 05:00 am | 64 | Moderate | 15.8 | 63.8 |
| 04:00 am | 66 | Moderate | 17.1 | 64.9 |
| 03:00 am | 60 | Moderate | 13.8 | 44.6 |
| 02:00 am | 59 | Moderate | 13.1 | 39.0 |
| 01:00 am | 60 | Moderate | 14.0 | 39.6 |
| 12:00 am | 65 | Moderate | 16.7 | 40.0 |
| 11:00 pm | 64 | Moderate | 16.0 | 36.6 |
| 10:00 pm | 61 | Moderate | 14.5 | 32.1 |
| 09:00 pm | 63 | Moderate | 15.5 | 36.0 |
| 08:00 pm | 62 | Moderate | 14.9 | 38.0 |
| 07:00 pm | 62 | Moderate | 14.8 | 39.9 |
| 06:00 pm | 67 | Moderate | 17.6 | 21.9 |
| 05:00 pm | 57 | Moderate | 12.4 | 36.6 |
| 04:00 pm | 55 | Moderate | 11.4 | 37.0 |
| 03:00 pm | 51 | Moderate | 9.3 | 38.2 |
| 02:00 pm | 57 | Moderate | 12.3 | 19.6 |
| 01:00 pm | 56 | Moderate | 11.7 | 18.8 |
| 12:00 pm | 56 | Moderate | 12.1 | 21.1 |
| 11:00 am | 54 | Moderate | 10.9 | 22.5 |
| 10:00 am | 54 | Moderate | 10.6 | 23.3 |
| 09:00 am | 55 | Moderate | 11.4 | 21.5 |
| 08:00 am | 55 | Moderate | 11.4 | 22.8 |
| 07:00 am | 57 | Moderate | 12.4 | 24.8 |
| 06:00 am | 58 | Moderate | 12.9 | 24.0 |
| 05:00 am | 59 | Moderate | 13.2 | 23.9 |
| 04:00 am | 59 | Moderate | 13.3 | 20.2 |
| 03:00 am | 57 | Moderate | 12.1 | 18.9 |
| 02:00 am | 59 | Moderate | 13.5 | 21.7 |
| 01:00 am | 60 | Moderate | 14.1 | 21.6 |
| 12:00 am | 61 | Moderate | 14.6 | 21.7 |
| 11:00 pm | 64 | Moderate | 15.9 | 22.7 |
| 10:00 pm | 66 | Moderate | 17.3 | 23.4 |
| 09:00 pm | 73 | Moderate | 20.7 | 28.6 |
| 08:00 pm | 68 | Moderate | 18.1 | 25.2 |
| 07:00 pm | 67 | Moderate | 17.8 | 25.1 |
| 06:00 pm | 65 | Moderate | 16.6 | 24.2 |
| 05:00 pm | 59 | Moderate | 13.4 | 21.9 |
| 04:00 pm | 57 | Moderate | 12.4 | 20.5 |
| 03:00 pm | 54 | Moderate | 10.8 | 20.6 |
| 02:00 pm | 54 | Moderate | 10.5 | 18.5 |
| 01:00 pm | 53 | Moderate | 10.0 | 19.3 |
| 12:00 pm | 52 | Moderate | 9.4 | 17.2 |
| 11:00 am | 51 | Moderate | 9.3 | 16.9 |
| 10:00 am | 53 | Moderate | 10.0 | 17.4 |
| 09:00 am | 55 | Moderate | 11.0 | 19.2 |
| 08:00 am | 55 | Moderate | 11.5 | 20.1 |
| 07:00 am | 57 | Moderate | 12.5 | 20.1 |
| 06:00 am | 57 | Moderate | 12.1 | 18.8 |
| 05:00 am | 56 | Moderate | 11.9 | 20.2 |
| 04:00 am | 56 | Moderate | 11.6 | 19.5 |
| 03:00 am | 54 | Moderate | 10.9 | 18.4 |
| 02:00 am | 53 | Moderate | 10.3 | 17.0 |
| 01:00 am | 57 | Moderate | 12.5 | 20.4 |
| 12:00 am | 59 | Moderate | 13.4 | 20.3 |
| 11:00 pm | 62 | Moderate | 14.8 | 21.1 |
| 10:00 pm | 64 | Moderate | 16.3 | 21.0 |
| 09:00 pm | 71 | Moderate | 20.0 | 33.4 |
| 08:00 pm | 72 | Moderate | 20.4 | 34.1 |
| 07:00 pm | 70 | Moderate | 19.5 | 33.8 |
| 06:00 pm | 66 | Moderate | 17.4 | 32.5 |
| 05:00 pm | 57 | Moderate | 12.4 | 20.1 |
| 04:00 pm | 55 | Moderate | 11.4 | 16.5 |
| 03:00 pm | 54 | Moderate | 10.5 | 15.4 |
| 02:00 pm | 53 | Moderate | 10.1 | 14.6 |
| 01:00 pm | 52 | Moderate | 9.7 | 14.2 |
| 12:00 pm | 51 | Moderate | 9.2 | 14.2 |
| 11:00 am | 52 | Moderate | 9.6 | 15.0 |
| 10:00 am | 52 | Moderate | 9.6 | 14.9 |
| 09:00 am | 500 | Hazardous | 9.0 | 13.7 |
| 08:00 am | 48 | Good | 8.7 | 13.3 |
| 07:00 am | 46 | Good | 8.2 | 14.2 |
| 06:00 am | 45 | Good | 8.1 | 26.5 |
| 05:00 am | 500 | Hazardous | 9.1 | 27.4 |
| 04:00 am | 40 | Good | 7.3 | 24.2 |
| 03:00 am | 46 | Good | 8.2 | 23.2 |
| 02:00 am | 43 | Good | 7.7 | 24.0 |
| 01:00 am | 52 | Moderate | 9.4 | 28.7 |
| 12:00 am | 52 | Moderate | 9.4 | 28.8 |
| 11:00 pm | 66 | Moderate | 17.0 | 30.3 |
| 10:00 pm | 61 | Moderate | 14.5 | 26.5 |
| 09:00 pm | 64 | Moderate | 15.9 | 36.2 |
| 08:00 pm | 62 | Moderate | 15.0 | 35.2 |
| 07:00 pm | 57 | Moderate | 12.2 | 35.6 |
| 06:00 pm | 39 | Good | 7.0 | 22.8 |
| 05:00 pm | 40 | Good | 7.2 | 24.1 |
| 04:00 pm | 41 | Good | 7.4 | 25.1 |
| 03:00 pm | 33 | Good | 5.9 | 25.8 |
| 02:00 pm | 27 | Good | 4.9 | 26.4 |
| 01:00 pm | 23 | Good | 3.8 | 25.6 |
| 12:00 pm | 29 | Good | 3.8 | 31.3 |
| 11:00 am | 31 | Good | 4.8 | 33.4 |
| 10:00 am | 31 | Good | 4.8 | 33.8 |
| 09:00 am | 44 | Good | 8.0 | 16.7 |
| 08:00 am | 29 | Good | 5.2 | 30.0 |
| 07:00 am | 52 | Moderate | 9.7 | 17.8 |
| 06:00 am | 36 | Good | 6.4 | 29.2 |
| 05:00 am | 39 | Good | 7.0 | 29.6 |
| 04:00 am | 29 | Good | 5.3 | 25.4 |
| 03:00 am | 47 | Good | 8.5 | 26.9 |
| 02:00 am | 52 | Moderate | 9.9 | 30.0 |
| 01:00 am | 56 | Moderate | 11.7 | 28.3 |
| 12:00 am | 56 | Moderate | 11.6 | 28.6 |
| 11:00 pm | 63 | Moderate | 15.3 | 28.2 |
| 10:00 pm | 70 | Moderate | 19.5 | 32.3 |
| 09:00 pm | 70 | Moderate | 19.5 | 32.3 |
| 08:00 pm | 69 | Moderate | 19.0 | 32.4 |
| 07:00 pm | 63 | Moderate | 15.6 | 31.1 |
| 06:00 pm | 58 | Moderate | 12.9 | 32.0 |
| 05:00 pm | 55 | Moderate | 11.4 | 30.9 |
| 04:00 pm | 53 | Moderate | 10.4 | 36.8 |
| 03:00 pm | 52 | Moderate | 9.6 | 37.0 |
| 02:00 pm | 50 | Good | 8.9 | 37.8 |
| 01:00 pm | 43 | Good | 7.7 | 38.4 |
| 12:00 pm | 42 | Good | 7.6 | 38.3 |
| 11:00 am | 50 | Good | 8.9 | 42.6 |
| 10:00 am | 54 | Moderate | 10.5 | 44.6 |
| 09:00 am | 62 | Moderate | 14.8 | 26.1 |
| 08:00 am | 65 | Moderate | 16.8 | 28.9 |
| 07:00 am | 73 | Moderate | 20.7 | 31.9 |