Přehled minimálních denních teplot v roce 1981
| den | rok | I | II | III | IV | V | VI | VII | VIII | IX | X | XI | XII |
| 1 | 1981 | 0.1 | -5.6 | -1.4 | 7.2 | 6.7 | 11.8 | 8.4 | 10.3 | 10.9 | 11.3 | 8.4 | 1.0 |
| 2 | 1981 | 0.3 | -6.2 | -0.5 | 6.8 | 3.6 | 11.8 | 8.4 | 15.8 | 7.1 | 10.1 | 10.0 | 0.6 |
| 3 | 1981 | 1.9 | -8.6 | -0.4 | -0.6 | -4.0 | 13.5 | 16.8 | 19.2 | 8.6 | 11.3 | 4.0 | -0.2 |
| 4 | 1981 | 2.0 | 2.0 | 0.0 | -0.6 | 3.2 | 16.4 | 15.0 | 15.8 | 7.8 | 9.3 | -0.4 | -0.8 |
| 5 | 1981 | -1.4 | -1.3 | -0.1 | 6.2 | 4.6 | 14.6 | 9.3 | 14.7 | 7.1 | 7.9 | 3.4 | 0.0 |
| 6 | 1981 | -2.5 | -2.6 | 0.4 | 1.6 | 6.0 | 10.8 | 9.3 | 12.3 | 6.1 | 6.9 | 2.0 | 0.0 |
| 7 | 1981 | -5.7 | -0.6 | -0.8 | 2.5 | 0.2 | 12.9 | 10.2 | 12.8 | 4.6 | 10.8 | 0.3 | -0.8 |
| 8 | 1981 | -12.8 | 5.0 | 1.3 | 1.7 | -1.0 | 12.1 | 12.6 | 13.5 | 5.9 | 6.5 | -1.8 | -0.5 |
| 9 | 1981 | -14.5 | 2.9 | 3.5 | 9.2 | 9.4 | 14.6 | 12.3 | 14.8 | 7.6 | 2.3 | -0.5 | 0.1 |
| 10 | 1981 | -13.5 | -0.3 | 8.3 | 3.6 | 8.0 | 16.9 | 12.9 | 17.0 | 10.8 | 8.8 | -0.5 | -1.7 |
| 11 | 1981 | -7.7 | 0.9 | 6.9 | 2.9 | 9.3 | 10.8 | 13.4 | 13.2 | 13.0 | 8.0 | -2.9 | -1.8 |
| 12 | 1981 | -5.8 | -3.1 | 9.6 | 1.4 | 9.8 | 10.1 | 14.6 | 14.8 | 11.4 | 3.9 | 0.5 | -0.2 |
| 13 | 1981 | -10.1 | -4.6 | 4.9 | 2.9 | 4.9 | 13.8 | 15.4 | 12.3 | 6.8 | 4.9 | 4.5 | -7.7 |
| 14 | 1981 | -7.0 | -4.1 | 4.0 | 9.0 | 9.5 | 9.3 | 12.6 | 11.3 | 11.2 | 4.4 | 2.0 | -9.0 |
| 15 | 1981 | -5.1 | -4.1 | 1.9 | 2.0 | 8.1 | 18.6 | 12.3 | 12.8 | 6.9 | 3.1 | 0.1 | -3.5 |
| 16 | 1981 | -7.0 | -3.1 | 2.1 | 3.4 | 7.5 | 14.5 | 11.0 | 13.3 | 7.2 | 2.0 | 1.8 | -3.1 |
| 17 | 1981 | -9.5 | -2.1 | 3.2 | -2.5 | 7.7 | 10.3 | 11.8 | 12.3 | 7.9 | -0.6 | -3.2 | -12.4 |
| 18 | 1981 | -7.6 | -5.2 | 3.1 | -1.7 | 8.7 | 10.5 | 14.0 | 6.9 | 5.5 | 2.4 | -4.6 | -11.8 |
| 19 | 1981 | -8.1 | -4.7 | 2.7 | -0.7 | 6.4 | 10.2 | 12.0 | 6.1 | 10.0 | 7.4 | 0.4 | -6.0 |
| 20 | 1981 | -0.6 | -6.5 | 3.5 | -3.0 | 10.0 | 6.9 | 10.6 | 13.3 | 11.5 | 4.6 | 3.2 | -12.3 |
| 21 | 1981 | -3.1 | -5.6 | -1.3 | -2.0 | 7.9 | 8.1 | 10.0 | 12.5 | 10.6 | 7.5 | 3.1 | -20.5 |
| 22 | 1981 | -2.2 | -2.0 | -0.1 | 1.9 | 10.2 | 10.5 | 13.2 | 9.3 | 11.4 | 3.6 | 9.2 | -7.5 |
| 23 | 1981 | -11.1 | -0.3 | 4.4 | 0.5 | 12.9 | 13.0 | 11.2 | 12.1 | 11.9 | 1.2 | 5.8 | -1.5 |
| 24 | 1981 | -11.5 | 1.0 | 7.7 | -0.1 | 9.0 | 12.2 | 15.8 | 10.6 | 9.6 | -0.6 | 3.3 | -6.0 |
| 25 | 1981 | -11.1 | -3.3 | 9.1 | 4.4 | 10.4 | 11.2 | 11.8 | 9.8 | 11.6 | 1.5 | 0.2 | -1.7 |
| 26 | 1981 | -3.5 | -5.9 | 6.9 | 3.4 | 15.0 | 11.0 | 9.3 | 11.6 | 8.6 | 2.8 | 0.2 | -3.7 |
| 27 | 1981 | -8.5 | -7.6 | 6.3 | 5.3 | 13.8 | 14.8 | 8.4 | 12.0 | 14.1 | 6.0 | 0.8 | -6.1 |
| 28 | 1981 | -10.1 | -8.7 | -0.6 | 3.3 | 9.5 | 10.6 | 11.1 | 9.1 | 10.5 | 4.4 | 0.2 | -6.5 |
| 29 | 1981 | -13.0 | | 4.1 | 2.8 | 9.4 | 19.1 | 12.3 | 6.6 | 11.9 | 0.5 | 0.3 | -2.2 |
| 30 | 1981 | -14.6 | | 9.6 | 7.4 | 11.3 | 11.0 | 13.7 | 7.7 | 10.2 | 4.5 | 1.2 | 0.6 |
| 31 | 1981 | -9.3 | | 10.3 | | 11.5 | | 12.2 | 5.2 | | 8.3 | | 1.6 |
| | | | | | | | | | | | | |
| měs. minimum | -14.6 | -8.7 | -1.4 | -3.0 | -4.0 | 6.9 | 8.4 | 5.2 | 4.6 | -0.6 | -4.6 | -20.5 |