Traditional Culture Encyclopedia - Weather inquiry - Where do you think the four seasons are clearest in China? Tell me your basis.
Where do you think the four seasons are clearest in China? Tell me your basis.
The fluctuation changes quickly, which belongs to the transitional season and the time is short. Affected by geographical environment, land and sea air masses and monsoon alternation, all
The climate of this city changes greatly in different seasons. Winter is controlled by the polar continental air mass, and the climate is cold and dry; The pain of summer
Subtropical marine air mass with abundant rainfall and warm climate; Spring and autumn are influenced by alternating winter and summer monsoon and climate.
Changeable, windy in spring, less precipitation, prone to drought; In autumn, the temperature drops suddenly, and there are often frost hazards.
Spring climate
Spring (March-May) is the transitional season between winter and summer, with rapid temperature rise, less precipitation, strong wind, dry air and changeable weather.
The temperature fluctuates greatly. The temperature changes sharply from month to month, generally around 8 ~ 10℃. The average annual temperature in spring in this city is 5.65438 0℃.
The low temperature centers are Shangzhi, Yanshou and Tonghe, and the average temperature in spring over the years is below 4.4℃. The high temperature center is in Shuangcheng, Acheng and
The average temperature in spring in Binxian County over the years is greater than 5.6℃. The city's average annual precipitation in spring is 80.2 mm, and the dry year is
39.0mm (1989), and the wet year is 127.9mm (1976). There is more precipitation in the south and east in spring, which is easy to happen.
Spring waterlogging; There are few in the west, which is prone to spring drought. The maximum wind speed is in spring, and it is 22 ~ 37m/s from April to May. Over the years,
The maximum wind speed is 37m/s (Acheng1May 3, 974); The average number of windy days is 25, and the maximum number of windy days in Yilan is 63.
Jesus Christ. The final frost varies greatly among counties in the city, with an average of 10 in May over the years. Shuangcheng, Acheng and Binxian are May 5th. P5,
Founder and Yilan in early May; Bayan, Mulan, Tonghe and Yanshou are in mid-May; Only Shangzhi was in late May and early May. end
The annual frost range is large, sometimes about 10 days earlier or later than normal. Delaying the final frost will cause late frost, which is also agriculture.
Major disaster in production.
Summer climate
In summer (June-August), the climate is warm, the rainfall is abundant, and the light and hot water are in the same season, which is beneficial to agricultural production. Average annual gas consumption in urban summer
The temperature is 20.8℃, and the variation range is19.4-22.4℃; The lowest value 19.4℃ appears at 1983, and the highest value appears at 22.4℃.
At 1994. Although the average temperature in summer changes very little, the difference is only 3℃, but it has a great impact on agriculture. summer
The temperature is high in the west and low in the east. July is the month with the highest temperature in the whole year, with an average temperature of 22.3℃ over the years. Among them, Shangzhi
, Yanshou, Tonghe and Yilan below 22℃. The monthly temperature difference is very small, generally only 2-3℃, which is the smallest in all seasons. Summer decline
The city's annual average water volume is 379 mm; The range of changes over the years is 197.5 ~ 633.7mm, with a difference of more than 2 times. season
The average annual precipitation in Shangzhi, Wuchang and Bayan is over 400 mm. The intensity of precipitation is not great, and the average number of rainstorm days is 1 ~ 2 days.
Heavy rain is rare. Generally, heavy rain mostly occurs in the eastern mountainous and hilly areas, which is easy to cause flash floods or floods.
Autumn climate
Autumn (September ~ 65438+1October) is the transition season from summer to winter. Due to the influence of cold air in the north, the climate changed from warm to cold. Cyclone activity
Near spring, the weather is changeable, and the temperature drops sharply after the cold front. The monthly variation range of temperature is 8 ~ 9℃
. The average seasonal temperature in this city over the years is 9.4℃; The interannual variation range is 7.9 ~ 1 1. 1℃, with little change. Chu Shuangquan
The average year is September 23; It first appeared on September 7th (Shangzhi, Yanshou 1976). Because frost is greatly influenced by topography,
This has caused the difference of the first frost date between the plain and the mountainous area. After autumn, the precipitation decreased obviously, but it was more than that in spring. The whole city
The average precipitation over the years is 94.3 mm; The interannual variation is between 46.2 ~ 167. 1 mm; Stick to your ambition and prolong your life.
Fangzheng and Tonghe are greater than100 mm. The wind speed in autumn is higher than that in spring, and the wind direction is mainly southerly.
Winter climate
Winter (1 1 ~ February of the following year) is controlled by dry and cold polar continental air mass, with low temperature, little precipitation and cold and dry climate.
Dry. The average temperature in winter is-14.2℃. 65438+ 10 is the coldest month, and the average temperature of the whole city over the years is-19.6℃. The whole city in winter
The average annual precipitation (snow) is 23.6 mm; The interannual variation is between 6.6 and 35.4 mm, with a difference of nearly 5 times. winter
Southwest winds prevail in urban areas, and the wind speed is very small. Sometimes there will be snowstorms.
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