2. Rain: On February 19 or 20 every year, when winter goes and spring comes, the temperature starts to rise and the air humidity keeps increasing, but the cold air activity is still very frequent.

3. Scare: On March 5th or 6th every year, it means that hibernating creatures in the dormant soil start to move in winter. Before and after the shock, it was suddenly cold and warm, and the temperature and wind changed greatly.

4. Equinox: On March 20th or 2 1 day every year, the sun shines directly on the equator, and the day and night are almost equal. Overwintering crops in vast areas of China will enter the spring growth stage.

5. Qingming: On April 4th or 5th every year, the temperature rises and the weather gets warmer.

6. Grain Rain: On April 20th or 2 1 day every year, the rainfall increases, which is beneficial to the growth of cereals.

7. long summer: On May 5th or 6th every year, everything grows and prospers.

8. Xiaoman: On May 2 1 day or 22 every year, the grains of summer crops such as wheat begin to be full, but they are not mature.

9. Miscanthus: On June 5th or 6th every year, when the sun moves to 75 degrees of the yellow meridian. Crops with awns, such as wheat, are mature enough to collect seeds.

10, Summer Solstice: On June 2 1 day or 22 every year, the sun shines directly on the Tropic of Cancer, and "the sun arrives in the north, the days are long, and the shadows are short", so it is called "Summer Solstice".

1 1, Slight Summer: On July 7 or 8 every year, the summer begins, which indicates that most parts of China have entered a hot season.

12, Great Summer: July 22 or 23 every year, just before and after the mid-fall. This period is the hottest period in a year in China's vast areas, but there are also abnormal years, "the summer is not hot" and there is more rain.

13, beginning of autumn: Every year on August 7th or 8th, the vegetation begins to bear fruit, and it is the harvest season.

14. Summer heat: On August 23rd or 24th every year, "summer heat" means ending. When the summer heat is coming to an end, the weather will become cool. As it is the autumn harvest, precipitation is very precious.

15, White Dew: On September 7th or 8th every year, due to the obvious southward shift of the direct point of the sun, the temperature in various places drops rapidly, and the weather is cool. At night, the water vapor close to the ground forms white dew on the vegetation, hence the name "White Dew".

16, autumnal equinox: On September 23rd or 24th every year, the direct sunlight point returns to the equator, forming an equal length between day and night.

17, cold dew: every year1October 8th or 9th. At this time, the direct point of the sun began to move south, the temperature in the northern hemisphere continued to drop, the weather was colder, and the dew was chilly, hence the name "cold dew wind".

18, first frost: Every year, on123 or 24, the first frost period in the Yellow River Basin is generally in the late part of 10, which is consistent with the "first frost" festival, and frost is very harmful to growing crops.

19, beginning of winter: every year 1 1 7 or 8, starting in winter.

20. Light snow: On the 22nd or 23rd of every year 1 1 month, the cold air force in the north increases, the temperature drops rapidly, and snow appears in the precipitation. However, this is the first snow stage, with a small amount of snow and few times. Most of the snow falls in the Yellow River basin after the "light snow" solar term.

2 1, heavy snow: every year1February 7th or 8th. At this time, the direct point of the sun is approaching the tropic of Capricorn, and the days in the northern hemisphere are short and the nights are long.

22. Winter Solstice: every year, on1February 22nd or 23rd, when the sun shines almost directly on the Tropic of Capricorn, the southern solstice, the short day and the long shadow form in the northern hemisphere, making it the shortest day in a year. After the winter solstice, the days in the northern hemisphere became longer and the temperature continued to drop, and it entered the "March 9" with the lowest annual temperature.

23, slight cold: every year 1 month 5 or 6, when the climate begins to get cold.

24. Severe cold: every year on 1 20th or 2 1 day, it is extremely cold for nine days, the coldest time of the year.