2013 Weather Summary
2013 Weather Summary
| January | February | March | April | May | June | July | August | September | October | November | December | Year | |
| Mean air temperature | 3.2 | 3.1 | 2.3 | 7.0 | 10.1 | 13.4 | 17.9 | 16.0 | 12.8 | 11.3 | 5.4 | 6.0 | 9.0 |
| Mean air temperature | 0.2 | -0.1 | -2.7 | 0.0 | 0.2 | 0.4 | 3.1 | 1.3 | 0.1 | 1.5 | -0.3 | 2.1 | 0.5 |
| Mean maximum temperature | 5.5 | 6.1 | 5.1 | 10.8 | 14.6 | 18.1 | 23.1 | 20.6 | 17.1 | 14.3 | 8.7 | 8.9 | 12.7 |
| Mean minimum temperature | 0.8 | 0 | -0.5 | 3.1 | 5.5 | 8.6 | 12.7 | 11.4 | 8.4 | 8.2 | 2.1 | 3.1 | 5.3 |
| Absolute maximum temperature | 12.1 | 10.4 | 12 | 16.8 | 22.8 | 23.7 | 28.4 | 25.1 | 24 | 19.5 | 13.2 | 12.4 | 28.4 |
| Absolute minimum temperature | -7.6 | -3.7 | -3.9 | -2.2 | 2 | 4.7 | 8.1 | 6.5 | 3.4 | 4.1 | -1.3 | -1.1 | -7.6 |
| Number of ground frosts | 20 | 25 | 23 | 16 | 6 | 0 | 0 | 0 | 1 | 1 | 18 | 12 | 122 |
| Rainfall total | 82 | 33.2 | 59.4 | 22.8 | 100.8 | 38.4 | 52.4 | 71.4 | 84.6 | 100.2 | 54.0 | 65.4 | 764.6 |
| Difference from average | 22.6 | -8.4 | 8.2 | -24.5 | 48.6 | -13.5 | 0.8 | 4.3 | 29.0 | 47.6 | -8.0 | 7.9 | 115.6 |
| Rainfall % | 138 | 80 | 116 | 48 | 193 | 74 | 101 | 106 | 152 | 191 | 87 | 114 | 118 |
| Highest daily rainfall | 18.2 | 8 | 15 | 7 | 40.8 | 15.8 | 39.2 | 32.6 | 63 | 21.4 | 17.8 | 10.6 | 63 |
| Number of rain days | 21 | 13 | 17 | 14 | 15 | 9 | 8 | 11 | 9 | 19 | 11 | 18 | 165 |
| Sunshine hours | 56 | 77.2 | 61.7 | 134.6 | 144.6 | 144.9 | 174 | 131.3 | 98.9 | 60.7 | 97 | 68.2 | 1249.1 |
| Maximum daily sunshine | 6.5 | 8.7 | 8.3 | 11.1 | 11.6 | 11.4 | 10.6 | 9.5 | 8.4 | 7.1 | 7.6 | 6.4 | 11.6 |