December 2021
| Datum | Max Temp | Min Temp | Max Dew | Min Dew | Total Rain | Max wind | Gem Wind | n.a. | Max Baro | Min Baro | Max UV | Max Solar | Purple Air | AQ 24h | Gem Wind dir. | Max Hum | Min Hum |
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 30 Nov | 9.9 | 4.8 | 9.4 | 2.3 | 13.4 | 8.0 | 0.7 | | 1008.9 | 1000.1 | 0.0 | 53.0 | | 59.1 | 308.0 | 97.0 | 79.0 |
| 1 Dec | 10.4 | 5.3 | 9.6 | 1.9 | 6.2 | 9.4 | 1.5 | | 1000.1 | 987.2 | 0.0 | 93.0 | | 2.9 | 294.0 | 96.0 | 76.0 |
| 2 Dec | 5.4 | 0.2 | 3.2 | -0.8 | 3.4 | 7.2 | 0.5 | | 1009.7 | 996.9 | 0.0 | 156.0 | | 53.6 | 317.0 | 95.0 | 79.0 |
| 3 Dec | 4.8 | 0.4 | 3.8 | -0.4 | 1.6 | 7.2 | 0.7 | | 1009.7 | 999.8 | 0.0 | 72.0 | | 84.5 | 282.0 | 95.0 | 84.0 |
| 4 Dec | 5.5 | 4.2 | 4.9 | 3.2 | 1.2 | 4.5 | 0.3 | | 999.8 | 993.2 | 0.0 | 33.0 | | 25.8 | 28.0 | 97.0 | 93.0 |
| 5 Dec | 4.9 | 2.9 | 3.8 | 1.9 | 1.0 | 4.0 | 0.5 | | 1011.7 | 995.7 | 0.0 | 79.0 | | 93.8 | 82.0 | 95.0 | 91.0 |
| 6 Dec | 4.1 | 1.0 | 3.3 | 0.2 | 0.4 | 7.6 | 0.9 | | 1014.2 | 1002.7 | 0.0 | 69.0 | | 35.4 | 97.0 | 95.0 | 89.0 |
| 7 Dec | 6.2 | 0.8 | 4.4 | 0.1 | 0.4 | 12.1 | 1.4 | | 1008.2 | 991.4 | 0.0 | 104.0 | | 44.6 | 67.0 | 97.0 | 81.0 |
| 8 Dec | 6.6 | 2.1 | 5.1 | 0.9 | 0.2 | 7.6 | 0.9 | | 1000.0 | 990.1 | 0.0 | 128.0 | | 63.4 | 154.0 | 94.0 | 80.0 |
| 9 Dec | 5.6 | 1.6 | 4.3 | 0.4 | 0.2 | 7.6 | 0.5 | | 1002.1 | 997.5 | 0.0 | 70.0 | | 89.8 | 139.0 | 94.0 | 89.0 |
| 10 Dec | 4.7 | 0.6 | 3.4 | -0.4 | 0.0 | 8.5 | 1.1 | | 1003.9 | 991.1 | 0.0 | 63.0 | | 90.0 | 88.0 | 93.0 | 82.0 |
| 11 Dec | 7.8 | -0.1 | 5.6 | -1.0 | 1.0 | 3.6 | 0.2 | | 1019.1 | 1003.8 | 0.0 | 104.0 | | 85.5 | 38.0 | 97.0 | 85.0 |
| 12 Dec | 10.8 | 5.4 | 10.3 | 4.0 | 6.0 | 4.0 | 0.6 | | 1023.3 | 1016.9 | 0.0 | 51.0 | | 86.0 | 275.0 | 97.0 | 90.0 |
| 13 Dec | 10.5 | 8.8 | 9.9 | 6.8 | 0.6 | 4.0 | 0.4 | | 1026.0 | 1023.1 | 0.0 | 56.0 | | 77.0 | 283.0 | 97.0 | 87.0 |
| 14 Dec | 9.9 | 7.9 | 9.3 | 6.6 | 1.8 | 4.0 | 0.4 | | 1028.8 | 1024.5 | 0.0 | 39.0 | | 96.6 | 289.0 | 96.0 | 86.0 |
| 15 Dec | 11.1 | 7.3 | 9.6 | 6.3 | 0.2 | 4.0 | 0.4 | | 1034.3 | 1028.5 | 0.0 | 69.0 | | 81.9 | 299.0 | 96.0 | 76.0 |
| 16 Dec | 10.5 | 4.5 | 9.4 | 3.9 | 0.0 | 1.8 | 0.1 | | 1041.5 | 1034.0 | 0.0 | 118.0 | | 102.5 | 330.0 | 98.0 | 90.0 |
| 17 Dec | 8.6 | 7.2 | 7.9 | 6.6 | 0.8 | 0.9 | 0.1 | | 1042.8 | 1041.0 | 0.0 | 53.0 | | 46.3 | 332.0 | 97.0 | 94.0 |
| 18 Dec | 7.7 | 4.6 | 7.2 | 4.1 | 1.0 | 3.1 | 0.2 | | 1042.4 | 1038.1 | 0.0 | 100.0 | | 15.0 | 308.0 | 97.0 | 96.0 |
| 19 Dec | 7.2 | 6.3 | 6.8 | 4.6 | 1.0 | 4.5 | 0.7 | | 1038.3 | 1029.7 | 0.0 | 49.0 | | 17.9 | 311.0 | 97.0 | 87.0 |
| 20 Dec | 6.9 | -0.4 | 4.6 | -1.3 | 0.0 | 1.8 | 0.1 | | 1030.4 | 1028.9 | 0.0 | 77.0 | | 72.8 | 316.0 | 93.0 | 64.0 |
| 21 Dec | 3.0 | -3.0 | 0.6 | -3.9 | 0.0 | 1.3 | 0.1 | | 1029.7 | 1027.0 | 0.0 | 123.0 | | 111.5 | 41.0 | 97.0 | 77.0 |
| 22 Dec | -0.1 | -3.7 | -1.6 | -4.7 | 0.0 | 3.6 | 0.4 | | 1027.6 | 1018.3 | 0.0 | 105.0 | | 112.3 | 111.0 | 94.0 | 87.0 |
| 23 Dec | 7.0 | -0.6 | 6.5 | -2.6 | 6.4 | 5.8 | 0.6 | | 1018.3 | 1004.2 | 0.0 | 49.0 | | 96.0 | 280.0 | 97.0 | 84.0 |
| 24 Dec | 9.5 | 2.8 | 9.0 | 1.4 | 3.5 | 6.3 | 0.7 | | 1007.7 | 1003.1 | 0.0 | 53.0 | | 64.3 | 313.0 | 98.0 | 90.0 |
| 25 Dec | 2.9 | -3.9 | 1.6 | -8.6 | 0.0 | 7.2 | 1.7 | | 1012.6 | 1007.8 | 0.0 | 134.0 | | 20.8 | 64.0 | 91.0 | 53.0 |
| 26 Dec | 1.2 | -4.9 | -0.7 | -9.4 | 0.0 | 4.9 | 1.5 | | 1011.3 | 1003.8 | 0.0 | 116.0 | | 101.8 | 84.0 | 87.0 | 68.0 |
| 27 Dec | 7.9 | 1.2 | 7.3 | -0.7 | 0.4 | 4.9 | 1.2 | | 1003.9 | 995.7 | 0.0 | 81.0 | | 94.7 | 105.0 | 98.0 | 87.0 |
| 28 Dec | 9.8 | 7.9 | 9.1 | 6.8 | 5.0 | 6.7 | 1.0 | | 999.2 | 988.3 | 0.0 | 69.0 | | 25.8 | 110.0 | 97.0 | 85.0 |
| 29 Dec | 11.5 | 7.9 | 11.1 | 7.1 | 3.8 | 6.7 | 0.7 | | 1009.9 | 999.2 | 0.0 | 56.0 | | 53.2 | 308.0 | 98.0 | 89.0 |
| 30 Dec | 13.2 | 9.5 | 11.7 | 8.3 | 2.6 | 8.0 | 1.1 | | 1017.2 | 1009.7 | 0.0 | 46.0 | | 42.5 | 279.0 | 96.0 | 87.0 |
| 31 Dec | 13.9 | 10.4 | 11.5 | 9.2 | 0.0 | 6.7 | 1.0 | | 1022.6 | 1015.5 | 0.0 | 195.0 | | 224.5 | 279.0 | 93.0 | 82.0 |