1, 202 1, the first days of the dog days are July 1 1, that is, the second day of the sixth lunar month, and the total duration of * * * is 10 days (the eleventh lunar month).

2. In the dog days of 202 1 year, the specific time of middling is July 2 1 date, that is, June 12th of the lunar calendar, and the total market is 10 day (June 21st of the lunar calendar).

3, 202 1 year, the last day of the dog days is August 10, which is the third day of the seventh lunar month, and the total * * * market is 10 (the twelfth day of the seventh lunar month).

4. The temperature is high in dog days, and it is also the hottest. It is the hottest from July 2 1 to July 30 10, and the weather is hot and humid, which makes people feel uncomfortable. Walking outside is like being in an oven, so everyone should pay attention to heatstroke prevention during this time, try to go out at night, and rest at home or work in the office during the day.