| Record high, °C | 25 | 21 | 26 | 25 | 27 | 28 | 25 | 22 | 18 | 17 | 17 | 19 | 28 |
| Average high, °C | 13 | 15 | 16 | 18 | 20 | 20 | 17 | 15 | 13 | 11 | 10 | 11 | 15 |
| Average temperature, °C | 7 | 9 | 11 | 12 | 13 | 13 | 12 | 10 | 8 | 7 | 6 | 7 | 10 |
| Average low, °C | 5 | 6 | 8 | 10 | 11 | 11 | 9 | 8 | 6 | 6 | 5 | 5 | 8 |
| Record low, °C | 0 | 0 | 1 | 3 | 5 | 3 | 2 | 1 | -1 | -2 | -2 | -2 | -2 |
| Rain, days | 8 | 7 | 7 | 8 | 7 | 6 | 8 | 10 | 14 | 15 | 16 | 14 | 120 |
| Fog, days | 11 | 10 | 9 | 10 | 10 | 13 | 18 | 16 | 11 | 13 | 10 | 11 | 142 |
| Thunderstorms, days | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Average precipitation, mm. | 212 | 153 | 121 | 121 | 109 | 103 | 139 | 202 | 326 | 344 | 335 | 292 | 2457 |
| Relative humidity, % | 84 | 84 | 82 | 82 | 81 | 82 | 85 | 87 | 88 | 88 | 88 | 85 | 85 |
| Relative humidity morning, % | 95 | 93 | 89 | 88 | 90 | 94 | 95 | 96 | 95 | 95 | 94 | 95 | 93 |
| Relative humidity evening, % | 74 | 72 | 69 | 67 | 66 | 67 | 71 | 78 | 85 | 87 | 85 | 80 | 75 |
| Wind speed, km/h | 19 | 17 | 16 | 17 | 17 | 17 | 16 | 17 | 19 | 17 | 19 | 19 | 18 |
| Day Length, часов | 12 | 14 | 15 | 16 | 15 | 14 | 13 | 11 | 10 | 10 | 10 | 11 | 13 |
| Dew point, °C | 5 | 7 | 8 | 10 | 12 | 11 | 10 | 8 | 6 | 5 | 5 | 4 | 91 |
| Growing degree-day, °C | 0 | 0 | 17 | 52 | 86 | 79 | 52 | 0 | 0 | 0 | 0 | 0 | 285 |
| Solar radiation, global, Mj/m2 | 13 | 18 | 22 | 24 | 24 | 22 | 16 | 11 | 7 | 5 | 6 | 9 | 15 |