Аннотация:In summer of 2010 anomalous hot weather took place at the Central part of European Russia, including Moscow city. Since the second part of June till the mid of August extremely steady, high and long-living blocking anticyclone existed above the East of European Russia. On July 29th the maximal air temperature at the Moscow University consisted of 38.1 ºC whereas previous maximum-maximorum value for Moscow city was equal only to 36.8 ºC by the data of 1920. The monthly-averaged air temperature for July of 2010 in Moscow consisted of 26.4 ºC that is the highest value during last 230 years since 1780. This value is 3 ºC higher than previous maximal monthly-averaged value for July.