The dog days of 1 and 202 1 start at 0: 00 in July and end at 19 in August, lasting for 40 days.

2. Mid-July to mid-August is the hottest time of the year, and it is divided into three stages after the summer solstice: the beginning, the middle and the end. The length of accommodation in dog days is not fixed every year, and the length of accommodation is also different.

3, three volt schedule:

Initial accommodation: July 20265438 +0,1-July 20, 20265438 +0, *** 10 days;

Zhongfu: 2021July 21-2021August 9, ***20 days;

Terminal: 2021August10-2021August 19, *** 10 days.