Dog Day Timetable and Countermeasures Timetable Dog Day is the 13th solar term among the 24 traditional Chinese solar terms. It is usually divided into three time periods: the first, middle and last days. The first fall usually starts on July 12 or 13 every year and ends on the 21st or 22nd; the middle fall starts on July 22 or 23 and ends on the 31st or August 1; the last fall is in August. It starts on the 11th or 12th and ends on the 20th or 21st. During the Dog Days, the general schedule is to get up early and go to bed early to avoid hot periods. You can get up around 6 a.m. and carry out necessary tasks in daily life, such as exercising and shopping.