The Dog Days (Jul 3 - Aug 11)
http://www.wilsonsalmanac.com/book/jul3.html In olden days it was believed that July's warmth, and the associated diseases, were to do with the heliacal rising and setting of the star Canicula – the Little Dog, or Dog Star (Sirius). Thus they called the period from July 3 to August 11, caniculares dies – 'the Dog Days'.
The name Sirius comes from the Greek word seirios, meaning 'scorching'. However, another explanation exists for the naming of the Dog Star: the Egyptians named it after Sihor, the Nile, and the Romans altered this to Sirius. According to Greek mythology, Sirius was seen as the dog of Orion the hunter, and he was also called kyon, Greek for 'dog' ...
Categories: calendar-customs, ancient-rome, ancient-egypt, mythology