Haikoucun AQI History
Hourly air quality data for the past 24 hours in Haikoucun, Zhejiang.
24-Hour Summary
Average AQI
95
Peak AQI
163
Best AQI
44
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 03:00 pm | 44 | Good | 8.0 | 8.4 |
| 04:00 pm | 52 | Moderate | 9.7 | 10.4 |
| 05:00 pm | 56 | Moderate | 11.7 | 12.2 |
| 06:00 pm | 61 | Moderate | 14.4 | 15.0 |
| 07:00 pm | 65 | Moderate | 16.5 | 17.0 |
| 08:00 pm | 64 | Moderate | 16.2 | 16.8 |
| 09:00 pm | 70 | Moderate | 19.5 | 20.1 |
| 10:00 pm | 79 | Moderate | 24.1 | 24.6 |
| 11:00 pm | 86 | Moderate | 27.9 | 28.4 |
| 12:00 am | 92 | Moderate | 31.0 | 31.4 |
| 01:00 am | 101 | Unhealthy for Sensitive Groups | 35.7 | 36.2 |
| 02:00 am | 115 | Unhealthy for Sensitive Groups | 41.1 | 41.4 |
| 03:00 am | 113 | Unhealthy for Sensitive Groups | 40.3 | 40.6 |
| 04:00 am | 116 | Unhealthy for Sensitive Groups | 41.4 | 41.8 |
| 05:00 am | 123 | Unhealthy for Sensitive Groups | 44.5 | 44.9 |
| 06:00 am | 134 | Unhealthy for Sensitive Groups | 48.7 | 49.2 |
| 07:00 am | 133 | Unhealthy for Sensitive Groups | 48.5 | 49.4 |
| 08:00 am | 75 | Moderate | 21.8 | 23.7 |
| 09:00 am | 66 | Moderate | 17.4 | 21.8 |
| 10:00 am | 66 | Moderate | 16.9 | 26.9 |
| 11:00 am | 64 | Moderate | 16.2 | 33.5 |
| 12:00 pm | 67 | Moderate | 17.9 | 40.3 |
| 01:00 pm | 72 | Moderate | 20.5 | 47.3 |
| 02:00 pm | 75 | Moderate | 22.1 | 50.4 |
| 03:00 pm | 77 | Moderate | 23.0 | 50.5 |
| 04:00 pm | 80 | Moderate | 24.8 | 52.5 |
| 05:00 pm | 84 | Moderate | 26.9 | 51.9 |
| 06:00 pm | 90 | Moderate | 30.2 | 50.6 |
| 07:00 pm | 96 | Moderate | 33.4 | 50.3 |
| 08:00 pm | 150 | Unhealthy for Sensitive Groups | 55.3 | 77.3 |
| 09:00 pm | 153 | Unhealthy | 58.4 | 79.6 |
| 10:00 pm | 158 | Unhealthy | 65.4 | 87.3 |
| 11:00 pm | 163 | Unhealthy | 73.1 | 95.5 |
| 12:00 am | 163 | Unhealthy | 73.1 | 93.4 |
| 01:00 am | 161 | Unhealthy | 69.8 | 88.0 |
| 02:00 am | 160 | Unhealthy | 68.9 | 86.8 |
| 03:00 am | 160 | Unhealthy | 68.9 | 87.1 |
| 04:00 am | 160 | Unhealthy | 68.5 | 87.3 |
| 05:00 am | 160 | Unhealthy | 68.0 | 86.4 |
| 06:00 am | 160 | Unhealthy | 68.2 | 87.5 |
| 07:00 am | 157 | Unhealthy | 64.3 | 90.8 |
| 08:00 am | 157 | Unhealthy | 63.8 | 97.6 |
| 09:00 am | 152 | Unhealthy | 56.7 | 93.6 |
| 10:00 am | 144 | Unhealthy for Sensitive Groups | 52.9 | 92.2 |
| 11:00 am | 140 | Unhealthy for Sensitive Groups | 51.3 | 92.9 |
| 12:00 pm | 135 | Unhealthy for Sensitive Groups | 49.5 | 90.3 |
| 01:00 pm | 129 | Unhealthy for Sensitive Groups | 46.8 | 85.4 |
| 02:00 pm | 133 | Unhealthy for Sensitive Groups | 48.3 | 87.5 |
| 03:00 pm | 149 | Unhealthy for Sensitive Groups | 55.1 | 97.8 |
| 04:00 pm | 130 | Unhealthy for Sensitive Groups | 47.4 | 83.8 |
| 05:00 pm | 128 | Unhealthy for Sensitive Groups | 46.4 | 81.0 |
| 06:00 pm | 125 | Unhealthy for Sensitive Groups | 45.2 | 74.5 |
| 07:00 pm | 134 | Unhealthy for Sensitive Groups | 49.0 | 74.3 |
| 08:00 pm | 158 | Unhealthy | 65.2 | 99.0 |
| 09:00 pm | 159 | Unhealthy | 66.4 | 96.6 |
| 10:00 pm | 158 | Unhealthy | 65.7 | 92.2 |
| 11:00 pm | 156 | Unhealthy | 62.4 | 84.8 |
| 12:00 am | 152 | Unhealthy | 57.6 | 76.4 |
| 01:00 am | 147 | Unhealthy for Sensitive Groups | 54.0 | 69.4 |
| 02:00 am | 139 | Unhealthy for Sensitive Groups | 50.9 | 62.9 |
| 03:00 am | 133 | Unhealthy for Sensitive Groups | 48.5 | 57.9 |
| 04:00 am | 130 | Unhealthy for Sensitive Groups | 47.3 | 54.7 |
| 05:00 am | 128 | Unhealthy for Sensitive Groups | 46.4 | 52.9 |
| 06:00 am | 126 | Unhealthy for Sensitive Groups | 45.8 | 51.5 |
| 07:00 am | 98 | Moderate | 34.2 | 39.7 |
| 08:00 am | 54 | Moderate | 10.9 | 13.9 |
| 09:00 am | 50 | Good | 9.0 | 12.6 |
| 10:00 am | 47 | Good | 8.5 | 12.4 |
| 11:00 am | 48 | Good | 8.7 | 13.4 |
| 12:00 pm | 52 | Moderate | 9.4 | 14.8 |
| 01:00 pm | 53 | Moderate | 10.2 | 16.1 |
| 02:00 pm | 54 | Moderate | 10.8 | 16.7 |
| 03:00 pm | 55 | Moderate | 11.1 | 16.6 |
| 04:00 pm | 55 | Moderate | 11.3 | 16.1 |
| 05:00 pm | 55 | Moderate | 11.3 | 15.3 |
| 06:00 pm | 57 | Moderate | 12.3 | 15.1 |
| 07:00 pm | 59 | Moderate | 13.6 | 15.7 |
| 08:00 pm | 59 | Moderate | 13.4 | 14.9 |
| 09:00 pm | 60 | Moderate | 13.9 | 15.1 |
| 10:00 pm | 62 | Moderate | 14.8 | 15.8 |
| 11:00 pm | 66 | Moderate | 17.4 | 18.4 |
| 12:00 am | 71 | Moderate | 19.8 | 21.0 |
| 01:00 am | 74 | Moderate | 21.7 | 22.9 |
| 02:00 am | 78 | Moderate | 23.7 | 25.1 |
| 03:00 am | 81 | Moderate | 25.4 | 27.1 |
| 04:00 am | 85 | Moderate | 27.1 | 29.0 |
| 05:00 am | 88 | Moderate | 28.9 | 31.0 |
| 06:00 am | 91 | Moderate | 30.5 | 32.6 |
| 07:00 am | 71 | Moderate | 19.6 | 21.9 |
| 08:00 am | 56 | Moderate | 11.8 | 13.8 |
| 09:00 am | 54 | Moderate | 10.7 | 12.6 |
| 10:00 am | 53 | Moderate | 10.2 | 12.1 |
| 11:00 am | 53 | Moderate | 10.2 | 13.0 |
| 12:00 pm | 53 | Moderate | 10.2 | 13.4 |
| 01:00 pm | 53 | Moderate | 10.0 | 13.3 |
| 02:00 pm | 52 | Moderate | 9.9 | 13.2 |
| 03:00 pm | 53 | Moderate | 10.0 | 13.4 |
| 04:00 pm | 53 | Moderate | 10.3 | 13.7 |
| 05:00 pm | 54 | Moderate | 10.8 | 14.2 |
| 06:00 pm | 64 | Moderate | 16.3 | 19.2 |
| 07:00 pm | 76 | Moderate | 22.6 | 25.4 |
| 08:00 pm | 71 | Moderate | 19.7 | 21.8 |
| 09:00 pm | 79 | Moderate | 23.9 | 26.0 |
| 10:00 pm | 86 | Moderate | 28.1 | 30.3 |
| 11:00 pm | 98 | Moderate | 34.5 | 36.8 |
| 12:00 am | 112 | Unhealthy for Sensitive Groups | 40.0 | 42.4 |
| 01:00 am | 120 | Unhealthy for Sensitive Groups | 43.4 | 45.8 |
| 02:00 am | 126 | Unhealthy for Sensitive Groups | 45.5 | 47.8 |
| 03:00 am | 129 | Unhealthy for Sensitive Groups | 46.9 | 49.4 |
| 04:00 am | 132 | Unhealthy for Sensitive Groups | 48.1 | 50.6 |
| 05:00 am | 135 | Unhealthy for Sensitive Groups | 49.2 | 51.8 |
| 06:00 am | 140 | Unhealthy for Sensitive Groups | 51.3 | 54.0 |
| 07:00 am | 133 | Unhealthy for Sensitive Groups | 48.4 | 50.9 |
| 08:00 am | 88 | Moderate | 28.9 | 31.5 |
| 09:00 am | 80 | Moderate | 24.7 | 28.1 |
| 10:00 am | 78 | Moderate | 23.7 | 27.6 |
| 11:00 am | 74 | Moderate | 21.7 | 25.6 |
| 12:00 pm | 72 | Moderate | 20.4 | 24.4 |
| 01:00 pm | 72 | Moderate | 20.2 | 24.4 |
| 02:00 pm | 73 | Moderate | 20.7 | 25.2 |
| 03:00 pm | 74 | Moderate | 21.4 | 26.1 |
| 04:00 pm | 72 | Moderate | 20.6 | 25.1 |
| 05:00 pm | 75 | Moderate | 21.8 | 26.7 |
| 06:00 pm | 82 | Moderate | 25.7 | 30.3 |
| 07:00 pm | 92 | Moderate | 30.9 | 35.0 |
| 08:00 pm | 102 | Unhealthy for Sensitive Groups | 36.1 | 41.4 |
| 09:00 pm | 110 | Unhealthy for Sensitive Groups | 39.3 | 44.5 |
| 10:00 pm | 118 | Unhealthy for Sensitive Groups | 42.3 | 47.0 |
| 11:00 pm | 126 | Unhealthy for Sensitive Groups | 45.8 | 50.3 |
| 12:00 am | 133 | Unhealthy for Sensitive Groups | 48.4 | 52.5 |
| 01:00 am | 137 | Unhealthy for Sensitive Groups | 50.2 | 54.0 |
| 02:00 am | 140 | Unhealthy for Sensitive Groups | 51.2 | 54.7 |
| 03:00 am | 141 | Unhealthy for Sensitive Groups | 51.8 | 55.1 |
| 04:00 am | 142 | Unhealthy for Sensitive Groups | 52.0 | 55.1 |
| 05:00 am | 142 | Unhealthy for Sensitive Groups | 52.0 | 54.7 |
| 06:00 am | 143 | Unhealthy for Sensitive Groups | 52.5 | 54.9 |
| 07:00 am | 121 | Unhealthy for Sensitive Groups | 43.7 | 45.8 |
| 08:00 am | 103 | Unhealthy for Sensitive Groups | 36.4 | 40.7 |
| 09:00 am | 99 | Moderate | 34.7 | 39.8 |
| 10:00 am | 92 | Moderate | 31.1 | 36.9 |
| 11:00 am | 87 | Moderate | 28.2 | 33.8 |
| 12:00 pm | 84 | Moderate | 26.9 | 32.1 |
| 01:00 pm | 83 | Moderate | 26.5 | 31.5 |
| 02:00 pm | 82 | Moderate | 25.9 | 30.7 |
| 03:00 pm | 79 | Moderate | 24.0 | 28.5 |
| 04:00 pm | 77 | Moderate | 23.2 | 27.2 |
| 05:00 pm | 80 | Moderate | 24.6 | 27.4 |
| 06:00 pm | 88 | Moderate | 28.8 | 31.5 |
| 07:00 pm | 95 | Moderate | 32.8 | 35.3 |
| 08:00 pm | 74 | Moderate | 21.2 | 21.9 |
| 09:00 pm | 71 | Moderate | 20.1 | 20.7 |
| 10:00 pm | 69 | Moderate | 18.6 | 19.0 |
| 11:00 pm | 68 | Moderate | 18.2 | 18.4 |
| 12:00 am | 67 | Moderate | 17.5 | 17.8 |
| 01:00 am | 63 | Moderate | 15.5 | 15.7 |
| 02:00 am | 60 | Moderate | 14.0 | 14.2 |
| 03:00 am | 60 | Moderate | 14.1 | 14.3 |
| 04:00 am | 61 | Moderate | 14.3 | 14.4 |
| 05:00 am | 61 | Moderate | 14.3 | 14.4 |
| 06:00 am | 61 | Moderate | 14.5 | 14.6 |
| 07:00 am | 63 | Moderate | 15.6 | 15.7 |
| 08:00 am | 59 | Moderate | 13.6 | 13.8 |
| 09:00 am | 64 | Moderate | 16.1 | 16.6 |
| 10:00 am | 66 | Moderate | 16.9 | 17.4 |
| 11:00 am | 64 | Moderate | 16.0 | 16.5 |
| 12:00 pm | 59 | Moderate | 13.4 | 13.7 |
| 01:00 pm | 57 | Moderate | 12.5 | 12.7 |
| 02:00 pm | 56 | Moderate | 11.9 | 12.1 |