Which season is frost fall? What is the average temperature in 2019
frost fall is the 18th of the twenty-four solar terms, which reflects the change of temperature and the solar term after cold dew. What season is frost fall? What is the average temperature of frost? Next, let's follow the old yellow calendar of this issue and have a look!
you may be interested in: what are the classic agricultural proverbs of ancient poetry about frost? What season is the solar term of Frost: in autumn, "in September, the air is cold and condensed, and the dew turns into frost." before and after October 23 of the Gregorian calendar, frost falls when the sun reaches 210 degrees of the Yellow meridian. At this time, white frost has appeared in the Yellow River Basin of China. On the thousands of miles of fertile fields, a silver ice crystal is shining. At this time, the leaves are withered and yellow and the leaves are colorful. Frost means that the weather gradually gets cold and begins to frost. In meteorology, the first frost in autumn is generally called "early frost" or "first frost", while the last frost in spring is called "late frost" or "final frost". The interval from the last frost to the first frost is the frost free period. Early frost is also called "chrysanthemum frost" because chrysanthemums are in full bloom. Su Shi, a great literary scholar of the Northern Song Dynasty, wrote a poem: "a thousand trees make a yellow, and only hibiscus flowers bloom alone."
you may be interested in: what are the solar terms and customs after frost? What are the
and the average temperature of frost drop: the average temperature is 10 ℃ ~ 20 ℃. Lu you wrote in frost moon It says "withered grass, frost and white, cold window and new shadow of the moon." it shows that the cold frost appears on a clear moon night in autumn. There are no clouds in the autumn evening. The ground is like a quilt, which dissipates a lot of heat. The temperature suddenly drops below 0 ℃. The little water vapor on the ground will condense on the streams, bridges, leaves and soil to form fine ice needles, and some will become hexagonal frost flowers. Frost can only be formed on sunny days. People say that "thick frost fierce sun" is this truth.
you may be interested in: what time will the frost fall in 2019? Local customs how to keep healthy.
frost fall solar terms mean that the weather is getting colder and begins to fall. In the southern region with south latitude, the average temperature is mostly about 16 ℃, and there are three solar terms before the first frost date. In the southern valley of South China, frost can only be seen in the middle of winter. Of course, even in places with the same latitude, due to different altitude and terrain, the temperature and humidity of the air near the stratum are different, and the initial frost period and frost days are different. In the frost season, the cool autumn wind has blown to the flower city of Guangzhou. The average temperature in the north of Northeast China, Eastern Inner Mongolia and most of Northwest China has been below 0 ℃.and
related articles recommend: when will the frost fall in 2019? What are the local customs? How to preserve health? What are the climatic characteristics of frost fall in 2019? What are the specific time of the frost fall in 2019? Today's frost fall will die in autumn and winter will come to 24 solar terms. The frost term songhttps://www.dailyq-a.com/Culture/28842.html
This article only represents the author's point of view, not the standpoint of this station.
This article is authorized by the author and cannot be reproduced without permission.