| Record high, °C | 34 | 34 | 33 | 33 | 34 | 34 | 34 | 36 | 34 | 35 | 35 | 34 | 36 | 
                                            
                    | Average high, °C | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 30 | 
                                            
                    | Average temperature, °C | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 
                                            
                    | Average low, °C | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 
                                            
                    | Record low, °C | 21 | 19 | 20 | 20 | 19 | 18 | 19 | 20 | 21 | 21 | 21 | 21 | 18 | 
            
                                            
                    | Rain, days | 25 | 26 | 25 | 23 | 20 | 18 | 19 | 20 | 20 | 24 | 26 | 26 | 272 | 
            
                        
                                            
                    | Thunderstorms, days | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 5 | 18 | 
                                                                    
                    | Average precipitation, mm. | 341 | 310 | 214 | 141 | 113 | 90 | 65 | 85 | 126 | 161 | 264 | 365 | 2275 | 
                                                                                
                        | Relative humidity, % | 84 | 83 | 81 | 79 | 78 | 76 | 75 | 76 | 77 | 77 | 81 | 83 | 79 | 
                                                                                    
                        | Relative humidity morning, % | 89 | 88 | 86 | 85 | 83 | 83 | 83 | 83 | 84 | 85 | 87 | 88 | 85 | 
                                                                                    
                        | Relative humidity evening, % | 77 | 76 | 75 | 73 | 71 | 68 | 67 | 67 | 70 | 71 | 75 | 76 | 72 | 
                                                                        
                    | Wind speed, km/h | 11 | 12 | 17 | 19 | 19 | 18 | 19 | 18 | 16 | 15 | 12 | 11 | 15 | 
                                                                    
                    | Day Length, часов | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 
                                                        
                    | Dew point, °C | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 279 | 
                                                        
                    | Growing degree-day, °C | 525 | 546 | 528 | 534 | 518 | 471 | 527 | 527 | 553 | 540 | 549 | 544 | 6362 | 
                                                                    
                    | Solar radiation, global, Mj/m2 | 20 | 19 | 18 | 18 | 19 | 21 | 24 | 25 | 25 | 23 | 22 | 19 | 21 |