Hillsdale AQI History
Hourly air quality data for the past 24 hours in Hillsdale, New Jersey.
24-Hour Summary
Average AQI
39
Peak AQI
500
Best AQI
13
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 | 25.5 |
| 02:00 am | — | — | — | — |
| 01:00 am | 46 | Good | 8.3 | 21.7 |
| 12:00 am | 46 | Good | 8.3 | 20.0 |
| 11:00 pm | 45 | Good | 8.1 | 19.7 |
| 10:00 pm | 47 | Good | 8.5 | 20.6 |
| 09:00 pm | 45 | Good | 8.2 | 20.9 |
| 08:00 pm | 46 | Good | 8.2 | 22.1 |
| 07:00 pm | 44 | Good | 8.0 | 18.8 |
| 06:00 pm | 27 | Good | 4.8 | 18.9 |
| 05:00 pm | 29 | Good | 5.3 | 19.7 |
| 04:00 pm | 41 | Good | 7.3 | 20.0 |
| 03:00 pm | 41 | Good | 7.4 | 28.0 |
| 02:00 pm | 43 | Good | 7.8 | 28.1 |
| 01:00 pm | 41 | Good | 7.4 | 23.9 |
| 12:00 pm | 40 | Good | 7.2 | 18.8 |
| 11:00 am | 40 | Good | 7.1 | 16.5 |
| 10:00 am | 42 | Good | 7.6 | 18.6 |
| 09:00 am | 41 | Good | 7.5 | 19.4 |
| 08:00 am | 42 | Good | 7.6 | 18.7 |
| 07:00 am | 42 | Good | 7.6 | 16.9 |
| 06:00 am | 42 | Good | 7.5 | 18.7 |
| 05:00 am | 47 | Good | 8.5 | 22.4 |
| 04:00 am | 52 | Moderate | 9.7 | 24.3 |
| 03:00 am | 52 | Moderate | 9.8 | 24.7 |
| 02:00 am | 52 | Moderate | 9.7 | 21.2 |
| 01:00 am | 52 | Moderate | 9.6 | 22.4 |
| 12:00 am | 42 | Good | 7.5 | 14.6 |
| 11:00 pm | 42 | Good | 7.5 | 15.4 |
| 10:00 pm | 39 | Good | 7.1 | 16.5 |
| 09:00 pm | 40 | Good | 7.2 | 16.2 |
| 08:00 pm | — | — | — | — |
| 07:00 pm | 40 | Good | 7.1 | 17.5 |
| 06:00 pm | 40 | Good | 7.1 | 19.6 |
| 05:00 pm | 40 | Good | 7.2 | 17.7 |
| 04:00 pm | 38 | Good | 6.8 | 17.2 |
| 03:00 pm | 37 | Good | 6.6 | 22.4 |
| 02:00 pm | 38 | Good | 6.8 | 23.9 |
| 01:00 pm | 40 | Good | 7.3 | 19.3 |
| 12:00 pm | 36 | Good | 6.6 | 20.5 |
| 11:00 am | 37 | Good | 6.7 | 19.9 |
| 10:00 am | 37 | Good | 6.6 | 16.8 |
| 09:00 am | 43 | Good | 7.7 | 16.6 |
| 08:00 am | 36 | Good | 6.5 | 17.3 |
| 07:00 am | 35 | Good | 6.3 | 15.8 |
| 06:00 am | 36 | Good | 6.5 | 16.4 |
| 05:00 am | 37 | Good | 6.7 | 16.7 |
| 04:00 am | 42 | Good | 7.5 | 17.4 |
| 03:00 am | 41 | Good | 7.5 | 15.4 |
| 02:00 am | 41 | Good | 7.3 | 15.3 |
| 01:00 am | 39 | Good | 7.1 | 13.5 |
| 12:00 am | 37 | Good | 6.7 | 12.9 |
| 11:00 pm | 35 | Good | 6.3 | 12.9 |
| 10:00 pm | 35 | Good | 6.2 | 14.2 |
| 09:00 pm | 34 | Good | 6.1 | 14.7 |
| 08:00 pm | 33 | Good | 6.0 | 15.3 |
| 07:00 pm | 34 | Good | 6.2 | 15.8 |
| 06:00 pm | 35 | Good | 6.3 | 12.8 |
| 05:00 pm | 35 | Good | 6.2 | 12.4 |
| 04:00 pm | 34 | Good | 6.0 | 13.7 |
| 03:00 pm | 34 | Good | 6.1 | 13.2 |
| 02:00 pm | 34 | Good | 6.1 | 14.2 |
| 01:00 pm | 31 | Good | 5.6 | 13.0 |
| 12:00 pm | 28 | Good | 5.1 | 12.1 |
| 11:00 am | 27 | Good | 4.9 | 12.7 |
| 10:00 am | 26 | Good | 4.7 | 14.1 |
| 09:00 am | 26 | Good | 4.7 | 11.0 |
| 08:00 am | 27 | Good | 4.8 | 11.8 |
| 07:00 am | 36 | Good | 6.5 | 15.0 |
| 06:00 am | 40 | Good | 7.1 | 15.7 |
| 05:00 am | 45 | Good | 8.0 | 18.4 |
| 04:00 am | 52 | Moderate | 9.6 | 23.8 |
| 03:00 am | 52 | Moderate | 9.9 | 21.6 |
| 02:00 am | 52 | Moderate | 9.6 | 21.7 |
| 01:00 am | 44 | Good | 8.0 | 17.0 |
| 12:00 am | 42 | Good | 7.5 | 17.0 |
| 11:00 pm | 40 | Good | 7.1 | 16.6 |
| 10:00 pm | 38 | Good | 6.9 | 16.7 |
| 09:00 pm | 38 | Good | 6.9 | 16.3 |
| 08:00 pm | 39 | Good | 6.9 | 16.2 |
| 07:00 pm | 39 | Good | 7.0 | 14.8 |
| 06:00 pm | 39 | Good | 7.1 | 14.9 |
| 05:00 pm | 40 | Good | 7.2 | 14.9 |
| 04:00 pm | 41 | Good | 7.3 | 14.4 |
| 03:00 pm | 34 | Good | 6.1 | 16.0 |
| 02:00 pm | 39 | Good | 7.0 | 16.3 |
| 01:00 pm | 36 | Good | 6.5 | 16.9 |
| 12:00 pm | 36 | Good | 6.4 | 16.2 |
| 11:00 am | 34 | Good | 6.2 | 15.7 |
| 10:00 am | 35 | Good | 6.3 | 16.5 |
| 09:00 am | 40 | Good | 7.2 | 16.9 |
| 08:00 am | 43 | Good | 7.8 | 16.7 |
| 07:00 am | 44 | Good | 8.0 | 19.5 |
| 06:00 am | 44 | Good | 7.9 | 18.6 |
| 05:00 am | 48 | Good | 8.6 | 21.7 |
| 04:00 am | 500 | Hazardous | 9.1 | 21.3 |
| 03:00 am | 52 | Moderate | 9.4 | 18.6 |
| 02:00 am | 41 | Good | 7.4 | 17.6 |
| 01:00 am | 41 | Good | 7.3 | 14.8 |
| 12:00 am | 35 | Good | 6.4 | 11.5 |
| 11:00 pm | 35 | Good | 6.2 | 11.3 |
| 10:00 pm | 26 | Good | 4.8 | 11.8 |
| 09:00 pm | 16 | Good | 2.9 | 13.4 |
| 08:00 pm | 14 | Good | 2.5 | 13.1 |
| 07:00 pm | 20 | Good | 3.6 | 14.7 |
| 06:00 pm | 22 | Good | 4.0 | 17.7 |
| 05:00 pm | 28 | Good | 5.0 | 14.1 |
| 04:00 pm | 13 | Good | 2.4 | 14.9 |
| 03:00 pm | 20 | Good | 3.6 | 15.2 |
| 02:00 pm | 21 | Good | 3.7 | 12.3 |
| 01:00 pm | 16 | Good | 3.0 | 11.6 |
| 12:00 pm | 21 | Good | 3.8 | 13.1 |
| 11:00 am | 25 | Good | 4.4 | 16.0 |
| 10:00 am | 26 | Good | 4.6 | 16.1 |
| 09:00 am | 30 | Good | 5.4 | 14.5 |
| 08:00 am | 33 | Good | 5.8 | 18.0 |
| 07:00 am | 39 | Good | 7.0 | 21.2 |
| 06:00 am | 41 | Good | 7.3 | 20.1 |
| 05:00 am | 40 | Good | 7.2 | 18.7 |
| 04:00 am | 40 | Good | 7.1 | 18.8 |
| 03:00 am | 42 | Good | 7.5 | 20.7 |
| 02:00 am | 39 | Good | 7.1 | 20.2 |
| 01:00 am | 37 | Good | 6.7 | 17.8 |
| 12:00 am | 38 | Good | 6.9 | 17.9 |
| 11:00 pm | 38 | Good | 6.8 | 13.9 |
| 10:00 pm | 38 | Good | 6.8 | 17.4 |
| 09:00 pm | 39 | Good | 7.0 | 14.8 |
| 08:00 pm | 43 | Good | 7.7 | 17.9 |
| 07:00 pm | 43 | Good | 7.7 | 17.5 |
| 06:00 pm | 44 | Good | 7.9 | 15.8 |
| 05:00 pm | 42 | Good | 7.6 | 15.4 |
| 04:00 pm | 40 | Good | 7.1 | 16.2 |
| 03:00 pm | 33 | Good | 5.9 | 17.6 |
| 02:00 pm | 30 | Good | 5.5 | 19.1 |
| 01:00 pm | 27 | Good | 4.9 | 23.1 |
| 12:00 pm | 26 | Good | 4.7 | 15.9 |
| 11:00 am | 26 | Good | 4.6 | 14.0 |
| 10:00 am | 26 | Good | 4.7 | 13.9 |
| 09:00 am | 25 | Good | 4.5 | 12.2 |
| 08:00 am | 25 | Good | 4.5 | 12.4 |
| 07:00 am | 26 | Good | 4.8 | 13.0 |
| 06:00 am | 30 | Good | 5.4 | 11.8 |
| 05:00 am | 29 | Good | 5.2 | 13.1 |
| 04:00 am | 37 | Good | 6.6 | 14.6 |
| 03:00 am | 29 | Good | 5.2 | 15.0 |
| 02:00 am | 29 | Good | 5.2 | 15.1 |
| 01:00 am | 30 | Good | 5.5 | 14.9 |
| 12:00 am | 27 | Good | 4.9 | 15.2 |
| 11:00 pm | 29 | Good | 5.3 | 14.5 |
| 10:00 pm | 29 | Good | 5.2 | 15.7 |
| 09:00 pm | 30 | Good | 5.4 | 17.2 |
| 08:00 pm | 32 | Good | 5.8 | 16.1 |
| 07:00 pm | 31 | Good | 5.5 | 17.0 |
| 06:00 pm | 33 | Good | 6.0 | 16.7 |
| 05:00 pm | 36 | Good | 6.5 | 16.9 |
| 04:00 pm | 34 | Good | 6.1 | 17.9 |
| 03:00 pm | 35 | Good | 6.3 | 18.4 |
| 02:00 pm | 37 | Good | 6.6 | 20.0 |
| 01:00 pm | 36 | Good | 6.4 | 19.0 |
| 12:00 pm | 37 | Good | 6.6 | 17.5 |
| 11:00 am | 38 | Good | 6.8 | 17.3 |
| 10:00 am | 37 | Good | 6.7 | 18.3 |
| 09:00 am | 38 | Good | 6.9 | 20.1 |
| 08:00 am | 40 | Good | 7.1 | 20.0 |
| 07:00 am | 41 | Good | 7.5 | 20.1 |