Riverdale AQI History
Hourly air quality data for the past 24 hours in Riverdale, Illinois.
24-Hour Summary
Average AQI
34
Peak AQI
73
Best AQI
8
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 06:00 am | — | — | — | — |
| 05:00 am | — | — | — | — |
| 04:00 am | — | — | — | — |
| 03:00 am | 54 | Moderate | 10.8 | 34.0 |
| 02:00 am | — | — | — | — |
| 01:00 am | 38 | Good | 6.8 | 39.3 |
| 12:00 am | 38 | Good | 6.8 | 33.3 |
| 11:00 pm | 31 | Good | 5.6 | 32.0 |
| 10:00 pm | 52 | Moderate | 5.5 | 57.9 |
| 09:00 pm | 28 | Good | 5.1 | 30.7 |
| 08:00 pm | 27 | Good | 4.8 | 18.7 |
| 07:00 pm | 28 | Good | 5.0 | 17.7 |
| 06:00 pm | 29 | Good | 5.3 | 13.3 |
| 05:00 pm | 50 | Good | 8.9 | 12.3 |
| 04:00 pm | 68 | Moderate | 18.2 | 18.2 |
| 03:00 pm | 66 | Moderate | 17.2 | 21.6 |
| 02:00 pm | 48 | Good | 8.6 | 19.0 |
| 01:00 pm | 46 | Good | 8.2 | 11.0 |
| 12:00 pm | 41 | Good | 7.3 | 12.1 |
| 11:00 am | 38 | Good | 6.9 | 12.1 |
| 10:00 am | 32 | Good | 5.8 | 12.1 |
| 09:00 am | 28 | Good | 5.1 | 12.1 |
| 08:00 am | 29 | Good | 5.1 | 11.3 |
| 07:00 am | 27 | Good | 4.9 | 18.9 |
| 06:00 am | 28 | Good | 5.1 | 25.9 |
| 05:00 am | 28 | Good | 5.0 | 30.2 |
| 04:00 am | 41 | Good | 5.1 | 44.4 |
| 03:00 am | 32 | Good | 4.9 | 35.8 |
| 02:00 am | 25 | Good | 4.4 | 26.9 |
| 01:00 am | 26 | Good | 4.3 | 28.5 |
| 12:00 am | 27 | Good | 4.2 | 29.5 |
| 11:00 pm | 25 | Good | 4.3 | 27.9 |
| 10:00 pm | 41 | Good | 4.2 | 44.6 |
| 09:00 pm | 42 | Good | 5.1 | 45.2 |
| 08:00 pm | — | — | — | — |
| 07:00 pm | 42 | Good | 7.6 | 41.6 |
| 06:00 pm | 47 | Good | 8.0 | 51.5 |
| 05:00 pm | 44 | Good | 7.8 | 23.0 |
| 04:00 pm | 46 | Good | 8.3 | 18.0 |
| 03:00 pm | 39 | Good | 7.0 | 16.6 |
| 02:00 pm | 32 | Good | 5.8 | 23.6 |
| 01:00 pm | 28 | Good | 5.1 | 18.0 |
| 12:00 pm | 28 | Good | 5.0 | 8.7 |
| 11:00 am | 23 | Good | 4.2 | 8.7 |
| 10:00 am | 22 | Good | 3.9 | 8.8 |
| 09:00 am | 20 | Good | 3.6 | 8.7 |
| 08:00 am | 18 | Good | 3.3 | 10.3 |
| 07:00 am | 19 | Good | 3.4 | 13.0 |
| 06:00 am | 20 | Good | 3.6 | 10.3 |
| 05:00 am | 21 | Good | 3.8 | 12.0 |
| 04:00 am | 21 | Good | 3.7 | 11.0 |
| 03:00 am | 22 | Good | 3.9 | 9.0 |
| 02:00 am | 20 | Good | 3.5 | 9.0 |
| 01:00 am | 18 | Good | 3.3 | 12.7 |
| 12:00 am | 18 | Good | 3.3 | 14.3 |
| 11:00 pm | 22 | Good | 3.9 | 13.3 |
| 10:00 pm | 24 | Good | 4.3 | 25.9 |
| 09:00 pm | 24 | Good | 4.3 | 17.0 |
| 08:00 pm | 24 | Good | 4.3 | 17.3 |
| 07:00 pm | 23 | Good | 4.2 | 12.7 |
| 06:00 pm | 22 | Good | 4.0 | 11.0 |
| 05:00 pm | 19 | Good | 3.4 | 12.0 |
| 04:00 pm | 20 | Good | 3.6 | 13.3 |
| 03:00 pm | 34 | Good | 6.2 | 20.3 |
| 02:00 pm | 21 | Good | 3.9 | 16.3 |
| 01:00 pm | 24 | Good | 4.3 | 14.0 |
| 12:00 pm | 23 | Good | 4.2 | 10.6 |
| 11:00 am | 23 | Good | 4.1 | 10.8 |
| 10:00 am | 23 | Good | 4.2 | 10.8 |
| 09:00 am | 23 | Good | 4.2 | 10.6 |
| 08:00 am | 31 | Good | 5.6 | 7.0 |
| 07:00 am | 35 | Good | 6.2 | 6.2 |
| 06:00 am | 30 | Good | 5.4 | 7.0 |
| 05:00 am | 27 | Good | 4.8 | 7.0 |
| 04:00 am | 28 | Good | 5.1 | 8.0 |
| 03:00 am | 31 | Good | 5.6 | 8.0 |
| 02:00 am | 29 | Good | 5.1 | 10.0 |
| 01:00 am | 29 | Good | 5.1 | 9.0 |
| 12:00 am | 27 | Good | 4.9 | 11.0 |
| 11:00 pm | 33 | Good | 5.9 | 13.0 |
| 10:00 pm | 37 | Good | 6.6 | 11.0 |
| 09:00 pm | 38 | Good | 6.8 | 10.0 |
| 08:00 pm | 31 | Good | 5.7 | 10.0 |
| 07:00 pm | 30 | Good | 5.3 | 8.0 |
| 06:00 pm | 26 | Good | 4.7 | 8.0 |
| 05:00 pm | 24 | Good | 4.3 | 8.0 |
| 04:00 pm | 21 | Good | 3.7 | 7.0 |
| 03:00 pm | 22 | Good | 4.0 | 10.3 |
| 02:00 pm | 21 | Good | 3.9 | 10.0 |
| 01:00 pm | 20 | Good | 3.6 | 10.3 |
| 12:00 pm | 19 | Good | 3.5 | 14.1 |
| 11:00 am | 20 | Good | 3.6 | 14.1 |
| 10:00 am | 20 | Good | 3.6 | 14.1 |
| 09:00 am | 19 | Good | 3.5 | 14.1 |
| 08:00 am | 25 | Good | 4.5 | 12.7 |
| 07:00 am | 28 | Good | 5.1 | 17.7 |
| 06:00 am | 27 | Good | 4.8 | 17.0 |
| 05:00 am | 25 | Good | 4.5 | 14.0 |
| 04:00 am | 21 | Good | 3.9 | 17.0 |
| 03:00 am | 20 | Good | 3.5 | 17.0 |
| 02:00 am | 20 | Good | 3.5 | 17.6 |
| 01:00 am | 34 | Good | 3.7 | 38.0 |
| 12:00 am | 42 | Good | 4.0 | 45.9 |
| 11:00 pm | 22 | Good | 4.0 | 19.3 |
| 10:00 pm | 23 | Good | 4.2 | 19.3 |
| 09:00 pm | 24 | Good | 4.4 | 18.6 |
| 08:00 pm | 28 | Good | 5.0 | 19.6 |
| 07:00 pm | 33 | Good | 6.0 | 21.3 |
| 06:00 pm | 38 | Good | 6.8 | 22.3 |
| 05:00 pm | 53 | Moderate | 10.1 | 24.6 |
| 04:00 pm | 53 | Moderate | 10.3 | 25.0 |
| 03:00 pm | 52 | Moderate | 9.8 | 19.7 |
| 02:00 pm | 54 | Moderate | 10.6 | 22.0 |
| 01:00 pm | 61 | Moderate | 14.4 | 21.0 |
| 12:00 pm | 62 | Moderate | 14.9 | 23.6 |
| 11:00 am | 61 | Moderate | 14.3 | 23.7 |
| 10:00 am | 60 | Moderate | 13.8 | 23.6 |
| 09:00 am | 58 | Moderate | 12.6 | 23.7 |
| 08:00 am | 54 | Moderate | 10.7 | 39.6 |
| 07:00 am | 56 | Moderate | 12.0 | 33.3 |
| 06:00 am | 60 | Moderate | 13.7 | 51.3 |
| 05:00 am | 65 | Moderate | 16.5 | 52.3 |
| 04:00 am | 57 | Moderate | 12.6 | 35.3 |
| 03:00 am | 54 | Moderate | 10.5 | 23.0 |
| 02:00 am | 40 | Good | 7.2 | 36.6 |
| 01:00 am | 40 | Good | 7.2 | 37.0 |
| 12:00 am | 64 | Moderate | 7.2 | 81.9 |
| 11:00 pm | 67 | Moderate | 7.2 | 87.6 |
| 10:00 pm | 70 | Moderate | 7.1 | 93.2 |
| 09:00 pm | 73 | Moderate | 6.7 | 99.2 |
| 08:00 pm | 62 | Moderate | 6.0 | 77.9 |
| 07:00 pm | 32 | Good | 5.7 | 6.7 |
| 06:00 pm | 33 | Good | 5.7 | 36.6 |
| 05:00 pm | 36 | Good | 5.0 | 40.0 |
| 04:00 pm | 31 | Good | 5.5 | 24.0 |
| 03:00 pm | 38 | Good | 6.9 | 18.7 |
| 02:00 pm | 36 | Good | 6.4 | 18.3 |
| 01:00 pm | 27 | Good | 4.9 | 14.3 |
| 12:00 pm | 14 | Good | 2.6 | 9.0 |
| 11:00 am | 34 | Good | 6.2 | 9.5 |
| 10:00 am | 8 | Good | 1.4 | 9.5 |
| 09:00 am | 37 | Good | 6.6 | 10.1 |
| 08:00 am | 38 | Good | 6.9 | 10.6 |
| 07:00 am | 14 | Good | 2.5 | 11.2 |
| 06:00 am | 14 | Good | 2.5 | 11.5 |
| 05:00 am | 14 | Good | 2.6 | 11.2 |
| 04:00 am | 15 | Good | 2.8 | 11.1 |
| 03:00 am | 48 | Good | 3.9 | 52.3 |
| 02:00 am | 48 | Good | 3.9 | 52.3 |
| 01:00 am | 48 | Good | 4.0 | 52.2 |
| 12:00 am | 48 | Good | 4.2 | 52.2 |
| 11:00 pm | 45 | Good | 4.4 | 49.3 |
| 10:00 pm | 58 | Moderate | 4.6 | 69.1 |
| 09:00 pm | 33 | Good | 5.0 | 36.9 |
| 08:00 pm | 30 | Good | 4.9 | 32.2 |
| 07:00 pm | 33 | Good | 4.7 | 36.9 |
| 06:00 pm | 40 | Good | 4.5 | 43.2 |
| 05:00 pm | 62 | Moderate | 4.3 | 77.7 |
| 04:00 pm | 38 | Good | 4.2 | 41.5 |
| 03:00 pm | 25 | Good | 4.6 | 23.3 |
| 02:00 pm | 24 | Good | 4.4 | 16.3 |
| 01:00 pm | 24 | Good | 4.3 | 13.0 |
| 12:00 pm | 25 | Good | 4.5 | 8.8 |
| 11:00 am | 25 | Good | 4.5 | 8.8 |
| 10:00 am | 28 | Good | 5.0 | 8.8 |
| 09:00 am | 35 | Good | 6.2 | 8.8 |
| 08:00 am | 39 | Good | 7.0 | 9.7 |
| 07:00 am | 47 | Good | 8.4 | 15.0 |