| Record high, °C | 
                                            33 | 
                                            38 | 
                                            35 | 
                                            37 | 
                                            42 | 
                                            38 | 
                                            40 | 
                                            40 | 
                                            40 | 
                                            36 | 
                                            36 | 
                                            32 | 
                                        42 | 
                
                                            
                    | Average high, °C | 
                                            28 | 
                                            29 | 
                                            31 | 
                                            30 | 
                                            31 | 
                                            33 | 
                                            33 | 
                                            33 | 
                                            31 | 
                                            29 | 
                                            27 | 
                                            27 | 
                                        30 | 
                
                                            
                    | Average temperature, °C | 
                                            26 | 
                                            27 | 
                                            27 | 
                                            26 | 
                                            26 | 
                                            29 | 
                                            31 | 
                                            31 | 
                                            29 | 
                                            27 | 
                                            26 | 
                                            26 | 
                                        28 | 
                
                                            
                    | Average low, °C | 
                                            23 | 
                                            25 | 
                                            23 | 
                                            22 | 
                                            22 | 
                                            25 | 
                                            27 | 
                                            28 | 
                                            26 | 
                                            25 | 
                                            23 | 
                                            23 | 
                                        24 | 
                
                                            
                    | Record low, °C | 
                                            19 | 
                                            16 | 
                                            12 | 
                                            10 | 
                                            12 | 
                                            15 | 
                                            16 | 
                                            20 | 
                                            20 | 
                                            17 | 
                                            19 | 
                                            16 | 
                                        10 | 
                
            
                                            
                    | Rain, days | 
                                            9 | 
                                            5 | 
                                            1 | 
                                            1 | 
                                            1 | 
                                            1 | 
                                            1 | 
                                            2 | 
                                            4 | 
                                            5 | 
                                            10 | 
                                            11 | 
                                        51 | 
                
            
                                                        
                    | Fog, days | 
                                            1 | 
                                            1 | 
                                            6 | 
                                            9 | 
                                            4 | 
                                            1 | 
                                            0 | 
                                            0 | 
                                            0 | 
                                            0 | 
                                            1 | 
                                            1 | 
                                        24 | 
                
            
                                            
                    | Thunderstorms, days | 
                                            5 | 
                                            5 | 
                                            1 | 
                                            0 | 
                                            0 | 
                                            0 | 
                                            1 | 
                                            2 | 
                                            4 | 
                                            5 | 
                                            4 | 
                                            4 | 
                                        31 | 
                
                                                                    
                    | Average precipitation, mm. | 
                                            324 | 
                                            172 | 
                                            23 | 
                                            3 | 
                                            1 | 
                                            2 | 
                                            22 | 
                                            54 | 
                                            127 | 
                                            188 | 
                                            248 | 
                                            331 | 
                                        1493 | 
                
                                                                                
                        | Relative humidity, % | 
                                                    78 | 
                                                    75 | 
                                                    60 | 
                                                    46 | 
                                                    39 | 
                                                    35 | 
                                                    38 | 
                                                    49 | 
                                                    63 | 
                                                    74 | 
                                                    79 | 
                                                    80 | 
                                                60 | 
                    
                                                                                    
                        | Relative humidity morning, % | 
                                                    95 | 
                                                    93 | 
                                                    91 | 
                                                    83 | 
                                                    67 | 
                                                    62 | 
                                                    60 | 
                                                    74 | 
                                                    85 | 
                                                    92 | 
                                                    93 | 
                                                    95 | 
                                                83 | 
                    
                                                                                    
                        | Relative humidity evening, % | 
                                                    66 | 
                                                    59 | 
                                                    37 | 
                                                    23 | 
                                                    20 | 
                                                    20 | 
                                                    21 | 
                                                    36 | 
                                                    53 | 
                                                    61 | 
                                                    68 | 
                                                    68 | 
                                                44 | 
                    
                                                                        
                    | Wind speed, km/h | 
                                            9 | 
                                            9 | 
                                            8 | 
                                            12 | 
                                            14 | 
                                            14 | 
                                            16 | 
                                            16 | 
                                            14 | 
                                            12 | 
                                            12 | 
                                            14 | 
                                        13 | 
                
                                                                    
                    | Day Length, часов | 
                                            13 | 
                                            12 | 
                                            12 | 
                                            12 | 
                                            12 | 
                                            12 | 
                                            12 | 
                                            13 | 
                                            13 | 
                                            13 | 
                                            13 | 
                                            13 | 
                                        12 | 
                
                                                        
                    | Dew point, °C | 
                                            21 | 
                                            21 | 
                                            17 | 
                                            11 | 
                                            8 | 
                                            8 | 
                                            11 | 
                                            18 | 
                                            21 | 
                                            21 | 
                                            21 | 
                                            21 | 
                                        199 | 
                
                                                        
                    | Growing degree-day, °C | 
                                            483 | 
                                            534 | 
                                            525 | 
                                            508 | 
                                            525 | 
                                            549 | 
                                            620 | 
                                            600 | 
                                            594 | 
                                            517 | 
                                            491 | 
                                            491 | 
                                        6437 | 
                
                                                                    
                    | Solar radiation, global, Mj/m2 | 
                                            18 | 
                                            20 | 
                                            20 | 
                                            20 | 
                                            20 | 
                                            22 | 
                                            23 | 
                                            23 | 
                                            22 | 
                                            20 | 
                                            18 | 
                                            17 | 
                                        20 |