| Record high, °C | 40 | 40 | 40 | 41 | 39 | 39 | 37 | 33 | 32 | 28 | 39 | 34 | 41 |
| Average high, °C | 24 | 25 | 28 | 29 | 29 | 28 | 26 | 23 | 20 | 16 | 18 | 20 | 24 |
| Average temperature, °C | 17 | 21 | 23 | 24 | 25 | 24 | 22 | 19 | 15 | 12 | 12 | 14 | 19 |
| Average low, °C | 9 | 12 | 15 | 17 | 17 | 17 | 15 | 13 | 10 | 6 | 6 | 6 | 12 |
| Record low, °C | 0 | 0 | 7 | 7 | 12 | 11 | 6 | 6 | 1 | 0 | -2 | 0 | -2 |
| Fog, days | 11 | 8 | 7 | 6 | 6 | 7 | 12 | 18 | 19 | 21 | 19 | 17 | 151 |
| Thunderstorms, days | 1 | 3 | 6 | 9 | 9 | 7 | 4 | 1 | 0 | 0 | 0 | 0 | 40 |
| Average precipitation, mm. | 15 | 70 | 102 | 152 | 220 | 188 | 164 | 62 | 24 | 13 | 10 | 8 | 1028 |
| Relative humidity, % | 53 | 55 | 58 | 62 | 67 | 71 | 74 | 74 | 75 | 74 | 67 | 57 | 66 |
| Relative humidity morning, % | 76 | 77 | 81 | 85 | 87 | 88 | 91 | 91 | 89 | 88 | 84 | 77 | 85 |
| Relative humidity evening, % | 45 | 46 | 54 | 58 | 61 | 63 | 68 | 67 | 63 | 60 | 53 | 45 | 57 |
| Wind speed, km/h | 8 | 9 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 7 |
| Day Length, часов | 12 | 13 | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 13 |
| Dew point, °C | 8 | 11 | 14 | 17 | 18 | 18 | 17 | 14 | 12 | 8 | 6 | 6 | 150 |
| Growing degree-day, °C | 200 | 327 | 383 | 431 | 465 | 392 | 362 | 267 | 155 | 50 | 52 | 121 | 3204 |
| Solar radiation, global, Mj/m2 | 19 | 20 | 21 | 21 | 21 | 19 | 16 | 14 | 12 | 11 | 13 | 15 | 17 |