Guotang AQI History
Hourly air quality data for the past 24 hours in Guotang, Guangdong.
24-Hour Summary
Average AQI
81
Peak AQI
138
Best AQI
37
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 10:00 am | 67 | Moderate | 17.8 | 19.4 |
| 11:00 am | 68 | Moderate | 18.3 | 20.2 |
| 12:00 pm | 67 | Moderate | 17.7 | 19.7 |
| 01:00 pm | 66 | Moderate | 17.2 | 19.4 |
| 02:00 pm | 65 | Moderate | 16.4 | 18.6 |
| 03:00 pm | 64 | Moderate | 16.2 | 18.3 |
| 04:00 pm | 64 | Moderate | 15.9 | 18.0 |
| 05:00 pm | 65 | Moderate | 16.4 | 18.5 |
| 06:00 pm | 70 | Moderate | 19.2 | 21.1 |
| 07:00 pm | 75 | Moderate | 21.8 | 23.3 |
| 08:00 pm | 74 | Moderate | 21.3 | 23.9 |
| 09:00 pm | 79 | Moderate | 24.2 | 27.0 |
| 10:00 pm | 89 | Moderate | 29.5 | 32.4 |
| 11:00 pm | 100 | Moderate | 35.4 | 38.4 |
| 12:00 am | 109 | Unhealthy for Sensitive Groups | 38.6 | 41.8 |
| 01:00 am | 116 | Unhealthy for Sensitive Groups | 41.4 | 44.7 |
| 02:00 am | 121 | Unhealthy for Sensitive Groups | 43.8 | 47.1 |
| 03:00 am | 120 | Unhealthy for Sensitive Groups | 43.2 | 46.3 |
| 04:00 am | 110 | Unhealthy for Sensitive Groups | 39.3 | 42.4 |
| 05:00 am | 109 | Unhealthy for Sensitive Groups | 38.6 | 41.7 |
| 06:00 am | 106 | Unhealthy for Sensitive Groups | 37.5 | 40.2 |
| 07:00 am | 88 | Moderate | 29.0 | 31.8 |
| 08:00 am | 52 | Moderate | 9.7 | 11.1 |
| 09:00 am | 52 | Moderate | 9.8 | 10.9 |
| 10:00 am | 47 | Good | 8.5 | 9.4 |
| 11:00 am | 43 | Good | 7.7 | 8.4 |
| 12:00 pm | 40 | Good | 7.2 | 7.7 |
| 01:00 pm | 38 | Good | 6.8 | 7.2 |
| 02:00 pm | 37 | Good | 6.7 | 7.1 |
| 03:00 pm | 38 | Good | 6.8 | 7.2 |
| 04:00 pm | 50 | Good | 9.0 | 9.3 |
| 05:00 pm | 52 | Moderate | 9.4 | 9.7 |
| 06:00 pm | 53 | Moderate | 10.3 | 10.6 |
| 07:00 pm | 58 | Moderate | 12.8 | 13.2 |
| 08:00 pm | 86 | Moderate | 27.8 | 29.2 |
| 09:00 pm | 78 | Moderate | 23.7 | 24.6 |
| 10:00 pm | 77 | Moderate | 22.9 | 23.7 |
| 11:00 pm | 72 | Moderate | 20.4 | 21.1 |
| 12:00 am | 74 | Moderate | 21.3 | 22.1 |
| 01:00 am | 78 | Moderate | 23.7 | 24.5 |
| 02:00 am | 84 | Moderate | 26.7 | 27.5 |
| 03:00 am | 89 | Moderate | 29.6 | 30.4 |
| 04:00 am | 91 | Moderate | 30.6 | 31.4 |
| 05:00 am | 91 | Moderate | 30.7 | 31.4 |
| 06:00 am | 83 | Moderate | 26.3 | 27.0 |
| 07:00 am | 83 | Moderate | 26.5 | 27.2 |
| 08:00 am | 77 | Moderate | 22.8 | 23.7 |
| 09:00 am | 75 | Moderate | 21.9 | 22.9 |
| 10:00 am | 75 | Moderate | 21.8 | 23.0 |
| 11:00 am | 73 | Moderate | 21.0 | 22.3 |
| 12:00 pm | 69 | Moderate | 18.9 | 20.0 |
| 01:00 pm | 67 | Moderate | 17.9 | 18.9 |
| 02:00 pm | 68 | Moderate | 18.0 | 18.9 |
| 03:00 pm | 66 | Moderate | 17.2 | 18.0 |
| 04:00 pm | 65 | Moderate | 16.8 | 17.5 |
| 05:00 pm | 62 | Moderate | 14.9 | 15.3 |
| 06:00 pm | 56 | Moderate | 11.6 | 12.0 |
| 07:00 pm | 53 | Moderate | 10.1 | 10.3 |
| 08:00 pm | 63 | Moderate | 15.7 | 15.8 |
| 09:00 pm | 58 | Moderate | 13.1 | 13.2 |
| 10:00 pm | 57 | Moderate | 12.2 | 12.3 |
| 11:00 pm | 60 | Moderate | 14.0 | 14.2 |
| 12:00 am | 61 | Moderate | 14.2 | 14.4 |
| 01:00 am | 62 | Moderate | 14.9 | 15.3 |
| 02:00 am | 66 | Moderate | 17.2 | 18.0 |
| 03:00 am | 70 | Moderate | 19.2 | 21.0 |
| 04:00 am | 73 | Moderate | 21.0 | 23.9 |
| 05:00 am | 77 | Moderate | 22.9 | 27.2 |
| 06:00 am | 81 | Moderate | 25.4 | 30.6 |
| 07:00 am | 88 | Moderate | 29.2 | 36.7 |
| 08:00 am | 76 | Moderate | 22.6 | 31.3 |
| 09:00 am | 75 | Moderate | 21.9 | 30.7 |
| 10:00 am | 72 | Moderate | 20.6 | 28.6 |
| 11:00 am | 68 | Moderate | 18.1 | 24.4 |
| 12:00 pm | 62 | Moderate | 14.8 | 19.0 |
| 01:00 pm | 61 | Moderate | 14.7 | 18.3 |
| 02:00 pm | 62 | Moderate | 15.0 | 18.2 |
| 03:00 pm | 59 | Moderate | 13.5 | 16.1 |
| 04:00 pm | 59 | Moderate | 13.2 | 15.8 |
| 05:00 pm | 60 | Moderate | 14.1 | 16.5 |
| 06:00 pm | 66 | Moderate | 17.2 | 19.6 |
| 07:00 pm | 70 | Moderate | 19.2 | 21.3 |
| 08:00 pm | 108 | Unhealthy for Sensitive Groups | 38.4 | 43.1 |
| 09:00 pm | 122 | Unhealthy for Sensitive Groups | 44.1 | 49.1 |
| 10:00 pm | 125 | Unhealthy for Sensitive Groups | 45.2 | 50.4 |
| 11:00 pm | 118 | Unhealthy for Sensitive Groups | 42.3 | 47.8 |
| 12:00 am | 115 | Unhealthy for Sensitive Groups | 41.3 | 47.1 |
| 01:00 am | 117 | Unhealthy for Sensitive Groups | 41.9 | 48.1 |
| 02:00 am | 120 | Unhealthy for Sensitive Groups | 43.1 | 49.4 |
| 03:00 am | 111 | Unhealthy for Sensitive Groups | 39.5 | 45.4 |
| 04:00 am | 96 | Moderate | 33.1 | 38.4 |
| 05:00 am | 91 | Moderate | 30.5 | 36.9 |
| 06:00 am | 86 | Moderate | 27.9 | 34.9 |
| 07:00 am | 85 | Moderate | 27.6 | 35.5 |
| 08:00 am | 86 | Moderate | 28.0 | 36.9 |
| 09:00 am | 76 | Moderate | 22.7 | 29.3 |
| 10:00 am | 72 | Moderate | 20.3 | 24.3 |
| 11:00 am | 71 | Moderate | 19.7 | 23.0 |
| 12:00 pm | 69 | Moderate | 18.6 | 21.4 |
| 01:00 pm | 67 | Moderate | 17.9 | 20.1 |
| 02:00 pm | 67 | Moderate | 17.8 | 19.8 |
| 03:00 pm | 66 | Moderate | 16.9 | 18.6 |
| 04:00 pm | 65 | Moderate | 16.7 | 18.3 |
| 05:00 pm | 65 | Moderate | 16.8 | 18.2 |
| 06:00 pm | 69 | Moderate | 18.5 | 19.6 |
| 07:00 pm | 74 | Moderate | 21.5 | 22.5 |
| 08:00 pm | 119 | Unhealthy for Sensitive Groups | 42.7 | 45.1 |
| 09:00 pm | 129 | Unhealthy for Sensitive Groups | 47.0 | 49.2 |
| 10:00 pm | 137 | Unhealthy for Sensitive Groups | 50.2 | 52.4 |
| 11:00 pm | 138 | Unhealthy for Sensitive Groups | 50.6 | 52.9 |
| 12:00 am | 128 | Unhealthy for Sensitive Groups | 46.6 | 48.5 |
| 01:00 am | 122 | Unhealthy for Sensitive Groups | 44.0 | 46.2 |
| 02:00 am | 119 | Unhealthy for Sensitive Groups | 42.8 | 45.1 |
| 03:00 am | 118 | Unhealthy for Sensitive Groups | 42.4 | 44.8 |
| 04:00 am | 118 | Unhealthy for Sensitive Groups | 42.5 | 45.5 |
| 05:00 am | 120 | Unhealthy for Sensitive Groups | 43.2 | 46.7 |
| 06:00 am | 123 | Unhealthy for Sensitive Groups | 44.5 | 48.5 |
| 07:00 am | 120 | Unhealthy for Sensitive Groups | 43.2 | 48.1 |
| 08:00 am | 82 | Moderate | 25.9 | 31.2 |
| 09:00 am | 81 | Moderate | 25.1 | 29.5 |
| 10:00 am | 80 | Moderate | 24.9 | 28.3 |
| 11:00 am | 79 | Moderate | 24.0 | 26.8 |
| 12:00 pm | 76 | Moderate | 22.5 | 24.8 |
| 01:00 pm | 83 | Moderate | 26.5 | 29.0 |
| 02:00 pm | 72 | Moderate | 20.4 | 22.1 |
| 03:00 pm | 70 | Moderate | 19.5 | 21.0 |
| 04:00 pm | 69 | Moderate | 18.9 | 20.1 |
| 05:00 pm | 70 | Moderate | 19.4 | 20.5 |
| 06:00 pm | 73 | Moderate | 21.1 | 22.1 |
| 07:00 pm | 78 | Moderate | 23.5 | 24.3 |
| 08:00 pm | 88 | Moderate | 29.2 | 30.6 |
| 09:00 pm | 92 | Moderate | 31.3 | 32.6 |
| 10:00 pm | 97 | Moderate | 33.8 | 35.0 |
| 11:00 pm | 100 | Moderate | 35.4 | 36.7 |
| 12:00 am | 103 | Unhealthy for Sensitive Groups | 36.4 | 37.8 |
| 01:00 am | 108 | Unhealthy for Sensitive Groups | 38.3 | 39.9 |
| 02:00 am | 113 | Unhealthy for Sensitive Groups | 40.4 | 42.1 |
| 03:00 am | 118 | Unhealthy for Sensitive Groups | 42.5 | 44.5 |
| 04:00 am | 118 | Unhealthy for Sensitive Groups | 42.5 | 44.7 |
| 05:00 am | 117 | Unhealthy for Sensitive Groups | 41.8 | 44.1 |
| 06:00 am | 108 | Unhealthy for Sensitive Groups | 38.4 | 40.9 |
| 07:00 am | 90 | Moderate | 30.3 | 32.9 |
| 08:00 am | 63 | Moderate | 15.7 | 17.7 |
| 09:00 am | 63 | Moderate | 15.7 | 17.4 |
| 10:00 am | 65 | Moderate | 16.4 | 17.9 |
| 11:00 am | 64 | Moderate | 16.2 | 17.7 |
| 12:00 pm | 65 | Moderate | 16.6 | 18.0 |
| 01:00 pm | 65 | Moderate | 16.4 | 17.8 |
| 02:00 pm | 67 | Moderate | 17.5 | 19.0 |
| 03:00 pm | 64 | Moderate | 16.2 | 17.6 |
| 04:00 pm | 66 | Moderate | 17.1 | 18.6 |
| 05:00 pm | 62 | Moderate | 15.2 | 16.5 |
| 06:00 pm | 62 | Moderate | 14.9 | 16.1 |
| 07:00 pm | 65 | Moderate | 16.6 | 17.9 |
| 08:00 pm | 83 | Moderate | 26.4 | 27.4 |
| 09:00 pm | 82 | Moderate | 25.6 | 26.6 |
| 10:00 pm | 80 | Moderate | 24.7 | 26.0 |
| 11:00 pm | 80 | Moderate | 24.4 | 26.1 |
| 12:00 am | 79 | Moderate | 23.9 | 26.1 |
| 01:00 am | 80 | Moderate | 24.7 | 27.8 |
| 02:00 am | 82 | Moderate | 26.0 | 29.7 |
| 03:00 am | 84 | Moderate | 27.0 | 31.2 |
| 04:00 am | 85 | Moderate | 27.1 | 31.7 |
| 05:00 am | 85 | Moderate | 27.6 | 32.6 |
| 06:00 am | 87 | Moderate | 28.5 | 34.1 |
| 07:00 am | 81 | Moderate | 25.0 | 31.7 |
| 08:00 am | 69 | Moderate | 18.8 | 24.8 |
| 09:00 am | 63 | Moderate | 15.7 | 21.0 |