Sanhe AQI History
Hourly air quality data for the past 24 hours in Sanhe, Hebei.
24-Hour Summary
Average AQI
85
Peak AQI
149
Best AQI
7
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 10:00 am | 25 | Good | 4.5 | 7.0 |
| 11:00 am | 10 | Good | 1.8 | 2.2 |
| 12:00 pm | 8 | Good | 1.5 | 2.0 |
| 01:00 pm | 13 | Good | 2.4 | 3.9 |
| 02:00 pm | 22 | Good | 3.9 | 7.3 |
| 03:00 pm | 29 | Good | 5.2 | 9.9 |
| 04:00 pm | 31 | Good | 5.5 | 10.4 |
| 05:00 pm | 32 | Good | 5.7 | 9.7 |
| 06:00 pm | 51 | Moderate | 9.3 | 12.3 |
| 07:00 pm | 68 | Moderate | 18.2 | 21.1 |
| 08:00 pm | 94 | Moderate | 32.0 | 37.7 |
| 09:00 pm | 116 | Unhealthy for Sensitive Groups | 41.6 | 47.0 |
| 10:00 pm | 131 | Unhealthy for Sensitive Groups | 47.7 | 52.7 |
| 11:00 pm | 134 | Unhealthy for Sensitive Groups | 49.0 | 53.3 |
| 12:00 am | 123 | Unhealthy for Sensitive Groups | 44.4 | 47.7 |
| 01:00 am | 108 | Unhealthy for Sensitive Groups | 38.5 | 41.2 |
| 02:00 am | 98 | Moderate | 34.2 | 36.2 |
| 03:00 am | 92 | Moderate | 31.3 | 32.9 |
| 04:00 am | 89 | Moderate | 29.3 | 30.7 |
| 05:00 am | 87 | Moderate | 28.3 | 29.6 |
| 06:00 am | 86 | Moderate | 28.0 | 29.1 |
| 07:00 am | 85 | Moderate | 27.5 | 28.5 |
| 08:00 am | 56 | Moderate | 11.7 | 11.9 |
| 09:00 am | 55 | Moderate | 11.0 | 14.1 |
| 10:00 am | 55 | Moderate | 11.0 | 29.8 |
| 11:00 am | 57 | Moderate | 12.5 | 52.7 |
| 12:00 pm | 58 | Moderate | 12.9 | 62.2 |
| 01:00 pm | 58 | Moderate | 13.1 | 66.4 |
| 02:00 pm | 59 | Moderate | 13.6 | 60.8 |
| 03:00 pm | 61 | Moderate | 14.2 | 56.1 |
| 04:00 pm | 62 | Moderate | 14.8 | 52.3 |
| 05:00 pm | 66 | Moderate | 17.1 | 47.1 |
| 06:00 pm | 71 | Moderate | 19.8 | 42.0 |
| 07:00 pm | 73 | Moderate | 21.1 | 38.1 |
| 08:00 pm | 68 | Moderate | 18.0 | 19.9 |
| 09:00 pm | 66 | Moderate | 17.2 | 18.7 |
| 10:00 pm | 67 | Moderate | 17.8 | 18.4 |
| 11:00 pm | 71 | Moderate | 19.9 | 20.1 |
| 12:00 am | 73 | Moderate | 21.1 | 21.1 |
| 01:00 am | 74 | Moderate | 21.6 | 21.6 |
| 02:00 am | 76 | Moderate | 22.4 | 22.4 |
| 03:00 am | 79 | Moderate | 24.0 | 24.0 |
| 04:00 am | 83 | Moderate | 26.3 | 26.3 |
| 05:00 am | 87 | Moderate | 28.5 | 28.5 |
| 06:00 am | 89 | Moderate | 29.6 | 29.6 |
| 07:00 am | 90 | Moderate | 29.8 | 29.8 |
| 08:00 am | 7 | Good | 1.2 | 1.2 |
| 09:00 am | 22 | Good | 4.0 | 5.8 |
| 10:00 am | 51 | Moderate | 9.2 | 17.5 |
| 11:00 am | 58 | Moderate | 13.0 | 26.8 |
| 12:00 pm | 63 | Moderate | 15.8 | 32.7 |
| 01:00 pm | 65 | Moderate | 16.6 | 31.4 |
| 02:00 pm | 64 | Moderate | 16.2 | 27.8 |
| 03:00 pm | 64 | Moderate | 16.2 | 27.0 |
| 04:00 pm | 66 | Moderate | 17.0 | 29.3 |
| 05:00 pm | 67 | Moderate | 17.8 | 30.4 |
| 06:00 pm | 67 | Moderate | 17.8 | 29.0 |
| 07:00 pm | 67 | Moderate | 17.5 | 27.6 |
| 08:00 pm | 18 | Good | 3.3 | 3.3 |
| 09:00 pm | 36 | Good | 6.4 | 10.9 |
| 10:00 pm | 52 | Moderate | 9.4 | 17.1 |
| 11:00 pm | 53 | Moderate | 10.4 | 19.0 |
| 12:00 am | 53 | Moderate | 10.2 | 17.3 |
| 01:00 am | 52 | Moderate | 9.6 | 14.8 |
| 02:00 am | 52 | Moderate | 9.7 | 13.5 |
| 03:00 am | 52 | Moderate | 9.9 | 12.7 |
| 04:00 am | 53 | Moderate | 10.2 | 12.2 |
| 05:00 am | 56 | Moderate | 11.9 | 13.2 |
| 06:00 am | 59 | Moderate | 13.4 | 14.1 |
| 07:00 am | 61 | Moderate | 14.6 | 14.8 |
| 08:00 am | 49 | Good | 8.9 | 9.0 |
| 09:00 am | 54 | Moderate | 10.9 | 10.9 |
| 10:00 am | 59 | Moderate | 13.2 | 13.4 |
| 11:00 am | 63 | Moderate | 15.8 | 16.2 |
| 12:00 pm | 68 | Moderate | 18.2 | 19.4 |
| 01:00 pm | 71 | Moderate | 20.0 | 22.4 |
| 02:00 pm | 73 | Moderate | 21.0 | 24.6 |
| 03:00 pm | 74 | Moderate | 21.2 | 25.4 |
| 04:00 pm | 73 | Moderate | 21.1 | 25.0 |
| 05:00 pm | 74 | Moderate | 21.2 | 24.0 |
| 06:00 pm | 75 | Moderate | 21.9 | 24.1 |
| 07:00 pm | 76 | Moderate | 22.3 | 24.5 |
| 08:00 pm | 122 | Unhealthy for Sensitive Groups | 43.9 | 48.4 |
| 09:00 pm | 128 | Unhealthy for Sensitive Groups | 46.4 | 50.5 |
| 10:00 pm | 137 | Unhealthy for Sensitive Groups | 50.3 | 53.2 |
| 11:00 pm | 149 | Unhealthy for Sensitive Groups | 54.8 | 61.0 |
| 12:00 am | 141 | Unhealthy for Sensitive Groups | 51.6 | 94.3 |
| 01:00 am | 137 | Unhealthy for Sensitive Groups | 50.3 | 136.4 |
| 02:00 am | 140 | Unhealthy for Sensitive Groups | 51.3 | 152.7 |
| 03:00 am | 141 | Unhealthy for Sensitive Groups | 51.6 | 150.9 |
| 04:00 am | 141 | Unhealthy for Sensitive Groups | 51.8 | 147.1 |
| 05:00 am | 142 | Unhealthy for Sensitive Groups | 52.0 | 143.9 |
| 06:00 am | 142 | Unhealthy for Sensitive Groups | 52.2 | 142.0 |
| 07:00 am | 146 | Unhealthy for Sensitive Groups | 53.6 | 144.4 |
| 08:00 am | 114 | Unhealthy for Sensitive Groups | 40.9 | 168.1 |
| 09:00 am | 122 | Unhealthy for Sensitive Groups | 44.0 | 194.2 |
| 10:00 am | 123 | Unhealthy for Sensitive Groups | 44.6 | 185.8 |
| 11:00 am | 126 | Unhealthy for Sensitive Groups | 45.6 | 166.7 |
| 12:00 pm | 130 | Unhealthy for Sensitive Groups | 47.3 | 143.9 |
| 01:00 pm | 133 | Unhealthy for Sensitive Groups | 48.3 | 119.2 |
| 02:00 pm | 133 | Unhealthy for Sensitive Groups | 48.3 | 99.0 |
| 03:00 pm | 131 | Unhealthy for Sensitive Groups | 47.6 | 87.5 |
| 04:00 pm | 128 | Unhealthy for Sensitive Groups | 46.6 | 81.3 |
| 05:00 pm | 122 | Unhealthy for Sensitive Groups | 44.2 | 73.3 |
| 06:00 pm | 118 | Unhealthy for Sensitive Groups | 42.5 | 64.0 |
| 07:00 pm | 115 | Unhealthy for Sensitive Groups | 41.3 | 54.9 |
| 08:00 pm | 76 | Moderate | 22.5 | 28.9 |
| 09:00 pm | 77 | Moderate | 23.3 | 27.6 |
| 10:00 pm | 84 | Moderate | 27.0 | 30.5 |
| 11:00 pm | 92 | Moderate | 31.2 | 34.3 |
| 12:00 am | 97 | Moderate | 33.6 | 36.8 |
| 01:00 am | 99 | Moderate | 35.0 | 38.1 |
| 02:00 am | 102 | Unhealthy for Sensitive Groups | 36.0 | 38.9 |
| 03:00 am | 104 | Unhealthy for Sensitive Groups | 36.7 | 39.6 |
| 04:00 am | 107 | Unhealthy for Sensitive Groups | 37.8 | 40.6 |
| 05:00 am | 110 | Unhealthy for Sensitive Groups | 39.0 | 41.7 |
| 06:00 am | 107 | Unhealthy for Sensitive Groups | 38.0 | 40.2 |
| 07:00 am | 93 | Moderate | 31.5 | 33.4 |
| 08:00 am | 87 | Moderate | 28.6 | 29.7 |
| 09:00 am | 91 | Moderate | 30.5 | 33.3 |
| 10:00 am | 96 | Moderate | 33.1 | 37.3 |
| 11:00 am | 104 | Unhealthy for Sensitive Groups | 36.9 | 42.5 |
| 12:00 pm | 115 | Unhealthy for Sensitive Groups | 41.2 | 47.4 |
| 01:00 pm | 124 | Unhealthy for Sensitive Groups | 44.9 | 51.8 |
| 02:00 pm | 131 | Unhealthy for Sensitive Groups | 47.8 | 55.3 |
| 03:00 pm | 135 | Unhealthy for Sensitive Groups | 49.2 | 57.2 |
| 04:00 pm | 137 | Unhealthy for Sensitive Groups | 50.3 | 58.7 |
| 05:00 pm | 140 | Unhealthy for Sensitive Groups | 51.2 | 59.4 |
| 06:00 pm | 142 | Unhealthy for Sensitive Groups | 52.2 | 59.1 |
| 07:00 pm | 146 | Unhealthy for Sensitive Groups | 53.7 | 59.5 |
| 08:00 pm | 114 | Unhealthy for Sensitive Groups | 40.7 | 49.2 |
| 09:00 pm | 109 | Unhealthy for Sensitive Groups | 38.9 | 45.8 |
| 10:00 pm | 113 | Unhealthy for Sensitive Groups | 40.5 | 46.4 |
| 11:00 pm | 116 | Unhealthy for Sensitive Groups | 41.7 | 47.3 |
| 12:00 am | 117 | Unhealthy for Sensitive Groups | 41.8 | 46.9 |
| 01:00 am | 114 | Unhealthy for Sensitive Groups | 40.7 | 45.5 |
| 02:00 am | 110 | Unhealthy for Sensitive Groups | 39.0 | 43.9 |
| 03:00 am | 107 | Unhealthy for Sensitive Groups | 38.1 | 43.4 |
| 04:00 am | 104 | Unhealthy for Sensitive Groups | 36.9 | 42.7 |
| 05:00 am | 94 | Moderate | 32.2 | 39.0 |
| 06:00 am | 81 | Moderate | 25.0 | 34.1 |
| 07:00 am | 77 | Moderate | 23.1 | 35.4 |
| 08:00 am | 86 | Moderate | 28.0 | 40.5 |
| 09:00 am | 82 | Moderate | 25.6 | 37.4 |
| 10:00 am | 80 | Moderate | 24.6 | 36.0 |
| 11:00 am | 81 | Moderate | 25.1 | 36.2 |
| 12:00 pm | 82 | Moderate | 25.6 | 36.3 |
| 01:00 pm | 81 | Moderate | 25.4 | 36.7 |
| 02:00 pm | 83 | Moderate | 26.4 | 39.7 |
| 03:00 pm | 77 | Moderate | 23.0 | 34.1 |
| 04:00 pm | 70 | Moderate | 19.3 | 26.7 |
| 05:00 pm | 67 | Moderate | 17.8 | 23.7 |
| 06:00 pm | 67 | Moderate | 17.8 | 27.6 |
| 07:00 pm | 72 | Moderate | 20.6 | 41.0 |
| 08:00 pm | 78 | Moderate | 23.5 | 39.8 |
| 09:00 pm | 77 | Moderate | 22.9 | 38.0 |
| 10:00 pm | 73 | Moderate | 21.0 | 33.8 |
| 11:00 pm | 72 | Moderate | 20.3 | 32.8 |
| 12:00 am | 72 | Moderate | 20.2 | 32.4 |
| 01:00 am | 72 | Moderate | 20.4 | 34.3 |
| 02:00 am | 74 | Moderate | 21.4 | 36.8 |
| 03:00 am | 76 | Moderate | 22.5 | 38.5 |
| 04:00 am | 78 | Moderate | 23.8 | 40.0 |
| 05:00 am | 83 | Moderate | 26.1 | 42.0 |
| 06:00 am | 88 | Moderate | 29.2 | 43.9 |
| 07:00 am | 87 | Moderate | 28.3 | 45.1 |
| 08:00 am | 86 | Moderate | 27.9 | 72.6 |
| 09:00 am | 89 | Moderate | 29.7 | 90.1 |