| Record high, °C | 36 | 37 | 37 | 37 | 38 | 37 | 35 | 31 | 32 | 32 | 37 | 36 | 38 |
| Average high, °C | 23 | 27 | 28 | 28 | 27 | 27 | 25 | 23 | 20 | 19 | 20 | 23 | 24 |
| Average temperature, °C | 15 | 18 | 20 | 21 | 21 | 20 | 19 | 16 | 13 | 10 | 10 | 12 | 16 |
| Average low, °C | 7 | 12 | 14 | 15 | 17 | 16 | 15 | 12 | 7 | 4 | 3 | 5 | 11 |
| Record low, °C | -3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -2 | -5 | -6 | -5 | -6 |
| Rain, days | 1 | 2 | 4 | 7 | 9 | 9 | 6 | 2 | 1 | 0 | 0 | 0 | 41 |
| Fog, days | 6 | 4 | 4 | 6 | 9 | 12 | 15 | 15 | 20 | 19 | 14 | 10 | 134 |
| Thunderstorms, days | 1 | 2 | 5 | 9 | 11 | 9 | 7 | 1 | 0 | 0 | 0 | 0 | 45 |
| Average precipitation, mm. | 5 | 26 | 58 | 128 | 177 | 146 | 108 | 31 | 6 | 2 | 2 | 3 | 692 |
| Relative humidity, % | 62 | 61 | 68 | 75 | 79 | 81 | 84 | 84 | 81 | 76 | 69 | 66 | 74 |
| Relative humidity morning, % | 80 | 81 | 87 | 91 | 93 | 94 | 95 | 94 | 93 | 90 | 86 | 83 | 89 |
| Relative humidity evening, % | 39 | 40 | 48 | 53 | 60 | 62 | 65 | 62 | 55 | 48 | 43 | 39 | 51 |
| Wind speed, km/h | 8 | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 7 |
| Day Length, часов | 12 | 13 | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 13 |
| Dew point, °C | 6 | 10 | 12 | 15 | 17 | 16 | 16 | 13 | 9 | 5 | 3 | 4 | 126 |
| Growing degree-day, °C | 150 | 241 | 300 | 327 | 327 | 283 | 276 | 167 | 86 | 0 | 0 | 52 | 2208 |
| Solar radiation, global, Mj/m2 | 20 | 21 | 21 | 22 | 20 | 19 | 17 | 15 | 13 | 13 | 14 | 16 | 18 |