dog days of summertime

Translations
Жаркие дни лета
The dog days of summertime are perfect for a vacation at the beach.
Жаркие дни лета идеально подходят для отпуска на пляже.
Definitions
The 'dog days of summertime' refers to the hottest and most sultry period of summer, typically occurring in July and August in the Northern Hemisphere. The phrase originates from the ancient belief that this period was associated with the rising of Sirius, the Dog Star, and is often characterized by extreme heat and humidity.