| Lufttemperatur | Jan | Feb | Mär | Apr | Mai | Jun | Jul | Aug | Sep | Okt | Nov | Dez | Jahr |
| Temperaturmaximum (°C) | 12.9 | 14 | 15.3 | 16.4 | 19.6 | 22.4 | 25 | 25.1 | 24.4 | 21 | 16.1 | 13.4 | 19 |
| Temperaturdurchschnitt (°C) | 8.9 | 9.6 | 10.4 | 11.8 | 14.6 | 17.3 | 19.7 | 19.8 | 18.8 | 16 | 11.8 | 9.5 | 14 |
| Temperaturminimum (°C) | 4.8 | 5.3 | 5.5 | 7.1 | 9.6 | 12.3 | 14.4 | 14.6 | 13.2 | 11 | 7.5 | 5.7 | 9 |
| Niederschlag | |||||||||||||
| Monatssumme (mm) | 130 | 102 | 100 | 129 | 92 | 65 | 51 | 89 | 75 | 111 | 152 | 135 | 103 |
| Niederschlagstage > 1mm | 14 | 13 | 12 | 13 | 12 | 8 | 6 | 7 | 8 | 10 | 12 | 13 | 11 |
| Relative Luftfeuchte | |||||||||||||
| Relative Luftfeuchte (%) | 73 | 70 | 70 | 72 | 71 | 72 | 73 | 75 | 74 | 74 | 74 | 74 | 73 |
| Sonnenscheindauer | |||||||||||||
| Stunden pro Tag (h) | 2.5 | 3.2 | 3.8 | 3.9 | 5.1 | 5.7 | 6.1 | 5.6 | 5 | 4 | 3 | 2.3 | 4 |
| Wassertemperatur | |||||||||||||
| Wassertemperatur (°C) | 12 | 12 | 12 | 12 | 14 | 16 | 19 | 20 | 19 | 17 | 15 | 13 | 15 |