What does 202 1 summer solar term mean?

1. On a summer day, the sun reaches longitude 150. The homonym of summertime is "summertime", which means to leave in the heat. In other words, from this day on, the hot summer will soon pass and the weather will gradually cool down.

2. There will be a short heat after the heat, and the real coolness will generally be after the Millennium (September 7-9 in the Gregorian calendar every year).

3. The remarkable feature of summer weather is that the temperature difference between day and night increases, but the temperature is still high during the day. After summer, the northern region is crisp in autumn, and there are autumn tigers in the southern region. It is a short hot weather, just like a tiger, so people call this period "autumn tiger". Autumn tigers appear in different parts of China every year, mostly between the end of August and September of the Gregorian calendar.