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Learning the 24 weather is very useful in considering the weather, good days and times to do important things. So what is 24 qi? How to calculate 24 gas periods in 2023, let’s find out in the detailed article below.
Learn about weather
What are 24 weather in the year?
The 24 solar terms are actually 24 special points in the Earth’s orbit. When the Earth revolves around the Sun, there will be 24 special points, each of which is exactly 15 degrees apart.
When viewing the weather calendar, we divide the plane of space into 360 degrees, the days when the sun is at the following longitudes: 0⁰, 15⁰, 30⁰, 45⁰, 60⁰, 75⁰, 90⁰, 105⁰, 120⁰, 135⁰, 150⁰, 165⁰, 180⁰, 195⁰, 210⁰, 225⁰, 240⁰, 255⁰, 270⁰, 285⁰, 300⁰, 315⁰, 330⁰, 345⁰ will be called qi, corresponding to 24 periods.
24 special points corresponding to 24 periods
Classification of 24 qi
There are 4 criteria to classify 24 qi.
- 8 air periods representing hot and cold changes: Xuan Lap, Xuan equinox; Lap Ha, Ha Chi; Collecting and collecting fertilizers; Lap Dong, Dong Chi.
- 5 air periods showing temperature changes: Xuan Lap, Xuan equinox; Lap Ha, Ha Chi; Collecting and collecting fertilizers; Lap Dong, Dong Chi.
- 7 air periods related to water, water, and rain: Vu Thuy, Coc Vu, Bach Lo, Han Lo, Suong Giang, Tieu Tuyet, and Dai Tuyet.
- 4 air periods represent the phenomena: Kinh Trap, Thanh Minh, Tieu Man, Mang Chung.
Each weather time has many meanings and they all have different meanings. The division will be based on the meaningful characteristics of the qi to represent certain things and phenomena that occur.
Classify 24 qi elements according to different criteria
The meaning of 24 qi
The 24 solar terms originate from the Bach Viet ethnic group and are used for scheduling purposes in Eastern countries such as Vietnam, Japan, and China.
In the old days, the way to calculate the weather calendar was very magical, our ancestors combined the monthly weather calendar with the moon phase and the year with the weather. From there, forecast changes in day, month, year, change of seasons and change of weather. This method would be used a lot in agriculture at that time to schedule farming according to the weather of each season.
Moreover, 24 qi periods are also significant in determining good days, bad days, seeing what to do or not to do according to the schedule.
The meaning of 24 qi periods in the old daily life
How to calculate the weather in 2023
Spring weather 2023
Spring break: The beginning of it all, signaling the arrival of a new year, the universe begins a cycle with.
The Spring Festival falls on February 4 or 5 of the solar calendar. The sun is at 315 degrees.
Tiet Vu Thuy : The weather is related to rain and water, so this time is the wet and rainy season of the year. Around Vu Thuy period, the sky is clear and cloudy. Spring winds appear to bring a lot of moisture leading to rain, floods, flooding, humidity in the air is always high.
Vu Thuy Tet can fall on February 19 or February 20 of the solar calendar every year. The sun is at 330 degrees.
Shutter lesson: The strange name means the worm wakes up. At this time, the weather is favorable, spring comes to start a new life, trees sprout and insects multiply and develop.
The shutter (Spring time) falls on March 6 or March 7 of the solar calendar every year. The sun is at 345 degrees.
Spring equinox: A very significant time in agriculture, meaning mid-spring. After this day, the position of the Sun gradually shifts to the Northern Hemisphere. The day feels longer, the night shorter. The weather is gradually turning warm and sunny, no longer the cold of winter.
The spring equinox can fall on March 21 or March 22 of the solar calendar every year. The sun is at 0 degrees.
Festival to visit the grave: It means that the sky is clear and the clouds are clear, the weather is beautiful for people to worship Thanh Minh. The climate is ideal, warm, cool, all life is very fresh, trees are budding.
The Qingming Festival or the Qingming Festival may fall on April 4 or April 5 of the solar calendar every year. The sun is at 15 degrees.
Spring – the season of trees sprouting buds
Tiet Coc Vu : Coc Vu is the period of torrential downpours. At this time, the climate has changed, a sign that the weather is about to turn summer. The great rains make all things grow, the trees are lush, the soil is fertile and fresh.
Tet Coc Vu can fall on April 20 or April 21 of the solar calendar every year. The sun is at 30 degrees.
Summer weather 2023
Tiet Lap Ha: Lap Ha is the beginning of summer, the beginning of summer with rapidly increasing temperatures. It was hot and sunny, many places began to appear storms, thunder and lightning due to temperature changes. Trees in this season also grow fast and develop well.
Tiet Lap Ha can fall on May 6 or May 7 of the solar calendar every year. The sun is at a 45 degree angle.
Xue Tieu Man : Has a completely different meaning from the name, it means small groups. At this time, these are small groups of summer rains and small floods and floods.
The Xiaoman period can fall on May 21 or. 22/5 The sun is at an angle of 60 degrees.
Tiet Mang strain: When the crops are in season, agriculture develops well, rice and cereals are full of life. The weather is hot and humid with occasional showers. At this point people can see the rising ridges of the stars.
The Year of the Rat can fall on June 5 or June 6 of the solar calendar every year. The sun is at 75 degrees.
Summer Solstice: Summer solstice, midsummer sunshine. The weather is hot and humid, the days are long, the nights are very short. That’s why there is a saying: “The night of May is already light, the day of October is dark without a smile.”
The summer solstice can fall on June 21 or June 22 every year. The sun is at a 90 degree angle.
Xue Tieu Thu: At this time, the weather seems to be milder, sunny. But the feeling is still hot, but not the hottest. This is the time when the air is quite hot, possibly accompanied by floods and thunder
Tieu Tieu can fall on 7/7 or 8/7 of the solar calendar every year. The sun is at 105 degrees.
Tiet Dai Thu: This is a time when the climate is quite harsh, extremely hot and humid, leading to many storms and tropical depressions.
The Great Trial Time may fall on July 22 or July 23 of the solar calendar every year. The sun is at 120 degrees.
Summer weather – bright sun
Autumn weather 2023
Tiet Lap Autumn: Just like Spring and Summer, Lap Autumn means early autumn. The weather is extremely beautiful, cool, gentle breeze and cooler in the evening. This is the period that begins to remind people of the scent of nuggets and chrysanthemums of autumn.
The collection may fall on August 7 or August 8 of the calendar year. The sun is at an angle of 135 degrees.
Trial period: It means heavy rain. When the hot summer temperature gradually disappears and the cool autumn climate becomes evident.
The test period may fall on August 23 or August 24 of the calendar year. The sun is at 150 degrees.
Rev Bach revealed: It is cooler, the sun is gentle. The night can be a bit windy and chilly at night
Lu Bach can fall on September 8 or September 9 of the solar calendar every year. The sun is at 165 degrees.
Autumn equinox: Means mid-autumn. No longer feeling the heat of the late summer and early autumn, but the real autumn climate. Many trees begin to change leaves in the season, the leaves fall, a peaceful and beautiful scene.
The autumn equinox can fall on September 22 or 23 of the solar calendar every year. The sun is at 180 degrees.
Revealed Han: Also called Xue Han Revealed – means cool weather. With countries in the Northern Hemisphere like Vietnam at this time will be far from the sun, receiving less sunlight, so the climate gradually turns cold, it gets dark earlier.
The Han reveal can fall on October 8 or October 9 of the solar calendar every year. The sun is at 195 degrees.
Snowfall: Means the beginning of the foggy time. Evening, night and early morning are times of the day when there is a lot of dew, including frost, so it is harmful to sowing crops.
Snow may fall on October 23 or October 24 of the solar calendar every year. The sun is at 210 degrees.
Winter weather 2023
Tiet Lap Dong: Beginning of winter, at this time, many cold air waves from the North begin to appear. The temperature is low and cold and the days are short and the nights are long.
The Winter Festival can fall on November 7 or November 8 every year. The sun is at 225 degrees.
Xue Tieu Tuyet: It started to snow, but little, not much, and it fell moderately. In Vietnam, there is no snow, so this phenomenon cannot be seen as clearly as in China and Korea.
Little Snow can fall on November 22 or November 23 every year. The sun is at 240 degrees.
Great snow: It is also easy to understand that it is snowing a lot, very thick. At this time, winter really comes with extremely low temperatures, cold air with strong intensity, the northern countries will be covered with snow everywhere.
The Great Snow can fall on December 7 or December 8 every year. The sun is at 255 degrees.
Winter solstice: mid-winter time, very late morning, 6-7 o’clock it’s cold and there’s no sun. Evening comes faster and the temperature drops quickly.
The winter solstice can be on December 21 or 22 of the solar calendar every year. The sun is at 270 degrees.
Tieu Han : Means moderately cold, not too cold. The weather still has strong cold spells but more pleasant. The intensity of the cold air has not yet pounded to an extreme level.
Xiao Han can be on January 5 or January 6 of the solar calendar every year. The sun is at 285 degrees.
Han Dynasty: It means very cold, extremely cold. The climate is cold, the temperature drops to the lowest, cold to the bone. Trees and animals are also affected a lot, there is a cold wave that causes them to die a lot.
Cold winter weather
This is also the last gas segment, completing the 24 period cycle. Then start a cycle again with Spring Break. Everything begins a new year, a new cycle with intense vitality at this time.
A new cycle is coming
So what is the end of the study about 24 qi periods? How to calculate 24 gas periods in 2023. Hope this article will help you to gain new knowledge.
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