Přehled minimálních denních teplot v roce 1987
| den | rok | I | II | III | IV | V | VI | VII | VIII | IX | X | XI | XII |
| 1 | 1987 | 4.4 | -21.5 | -4.5 | 0.6 | 4.8 | 10.0 | 14.9 | 11.8 | 8.4 | 2.9 | -3.7 | 2.4 |
| 2 | 1987 | 3.0 | -20.8 | -8.0 | 2.0 | 12.3 | 8.8 | 17.3 | 12.1 | 10.3 | 6.1 | 3.0 | 1.5 |
| 3 | 1987 | -6.5 | -10.8 | -12.5 | 4.6 | 10.8 | 8.8 | 14.9 | 12.0 | 15.1 | 2.4 | 1.7 | -1.7 |
| 4 | 1987 | -5.6 | -14.0 | -13.0 | 6.5 | 7.1 | 11.8 | 15.3 | 14.4 | 13.5 | 4.4 | 1.9 | -3.4 |
| 5 | 1987 | -6.5 | -12.5 | -16.2 | 7.4 | 11.0 | 11.8 | 14.3 | 11.0 | 12.8 | 6.6 | -0.9 | -1.7 |
| 6 | 1987 | 0.1 | -14.5 | -12.0 | 3.9 | 10.2 | 10.6 | 11.7 | 6.7 | 14.8 | 11.8 | 2.6 | 1.5 |
| 7 | 1987 | -10.8 | -5.5 | -10.5 | 4.4 | 7.9 | 12.3 | 10.4 | 4.9 | 10.9 | 10.8 | 5.0 | 0.0 |
| 8 | 1987 | -14.5 | -3.6 | -13.5 | 2.9 | 5.0 | 14.0 | 11.7 | 9.8 | 11.0 | 8.4 | -0.1 | -5.7 |
| 9 | 1987 | -9.5 | 1.6 | -10.3 | 10.5 | 7.3 | 12.1 | 11.6 | 7.9 | 9.0 | 8.1 | 0.0 | -8.5 |
| 10 | 1987 | -10.2 | 0.1 | -6.7 | 9.8 | 2.9 | 11.5 | 10.3 | 13.5 | 7.3 | 7.5 | 1.8 | -10.2 |
| 11 | 1987 | -16.1 | 0.3 | -6.9 | 6.2 | 9.7 | 11.8 | 9.5 | 8.7 | 13.1 | 14.3 | 3.1 | -3.8 |
| 12 | 1987 | -19.6 | 1.9 | -9.5 | 2.4 | 7.2 | 10.5 | 9.5 | 7.6 | 11.1 | 11.3 | -1.8 | -5.3 |
| 13 | 1987 | -22.5 | 3.1 | -10.2 | 2.2 | 9.5 | 13.1 | 15.7 | 7.4 | 13.5 | 5.3 | 1.8 | -7.0 |
| 14 | 1987 | -17.1 | 1.6 | -8.8 | 3.5 | 6.9 | 16.3 | 14.1 | 9.4 | 14.5 | 1.4 | 4.6 | -4.0 |
| 15 | 1987 | -14.0 | 2.0 | -7.4 | 5.2 | 3.1 | 16.3 | 12.3 | 13.1 | 14.3 | 2.7 | -0.5 | -4.3 |
| 16 | 1987 | -9.5 | 2.0 | -2.7 | 1.7 | 8.4 | 11.5 | 15.7 | 13.2 | 13.3 | 12.0 | -4.8 | -4.5 |
| 17 | 1987 | -7.3 | 0.7 | -1.8 | 2.6 | 4.5 | 9.0 | 21.7 | 11.3 | 11.0 | 10.7 | 2.4 | -2.1 |
| 18 | 1987 | -9.0 | 1.4 | -1.0 | 5.9 | 11.3 | 5.9 | 16.0 | 12.3 | 14.3 | 10.3 | 6.5 | 0.1 |
| 19 | 1987 | -10.0 | 1.4 | 0.5 | 1.5 | 11.0 | 7.4 | 19.4 | 12.3 | 15.3 | 8.7 | 6.6 | 1.0 |
| 20 | 1987 | -7.5 | 1.5 | 0.3 | 7.5 | 10.8 | 10.5 | 14.6 | 14.8 | 13.8 | 10.0 | 5.4 | 2.9 |
| 21 | 1987 | -10.2 | 1.9 | -0.7 | 7.3 | 5.1 | 10.6 | 10.8 | 10.3 | 11.4 | 9.8 | 4.0 | 5.4 |
| 22 | 1987 | -12.1 | -2.5 | -2.0 | 5.0 | 4.7 | 12.8 | 12.6 | 10.3 | 12.5 | 8.5 | 3.0 | 4.3 |
| 23 | 1987 | -5.0 | -1.7 | -0.8 | 0.1 | 6.4 | 11.3 | 14.5 | 10.8 | 11.5 | 9.4 | -0.1 | 2.1 |
| 24 | 1987 | -6.0 | -7.2 | 0.5 | 2.0 | 8.8 | 11.3 | 14.9 | 14.2 | 14.6 | 10.7 | 1.5 | -1.5 |
| 25 | 1987 | -11.5 | -7.5 | 4.5 | 2.3 | 7.8 | 12.4 | 16.3 | 16.8 | 12.5 | 8.5 | 7.7 | -3.7 |
| 26 | 1987 | -4.1 | -7.7 | 6.4 | 6.4 | 7.2 | 10.1 | 13.2 | 13.3 | 13.5 | 3.4 | 5.2 | -1.5 |
| 27 | 1987 | -10.2 | -3.9 | 2.2 | 2.6 | 4.8 | 12.0 | 7.1 | 13.1 | 8.1 | 0.0 | 5.4 | 0.5 |
| 28 | 1987 | -15.6 | -1.5 | 8.1 | -0.9 | 13.6 | 11.9 | 13.0 | 13.0 | 4.7 | 3.3 | 3.9 | 3.3 |
| 29 | 1987 | -10.5 | | 5.3 | 1.5 | 8.2 | 17.0 | 11.0 | 14.5 | 3.6 | 1.0 | 3.2 | 7.2 |
| 30 | 1987 | -19.2 | | 1.5 | 5.9 | 9.3 | 15.7 | 9.4 | 13.5 | 1.6 | 0.3 | 3.4 | 5.1 |
| 31 | 1987 | -22.2 | | 2.2 | | 5.6 | | 12.3 | 10.5 | | -3.7 | | -1.5 |
| | | | | | | | | | | | | |
| měs. minimum | -22.5 | -21.5 | -16.2 | -0.9 | 2.9 | 5.9 | 7.1 | 4.9 | 1.6 | -3.7 | -4.8 | -10.2 |