Changzhou is located in the climate zone of transition from the hot northern zone of North Asia to the warm southern zone of North Asia, and the monsoon has a significant impact, belonging to the humid monsoon climate.
The climate is characterized by four distinct seasons; Rain and heat synchronization; Sufficient light; Meteorological disasters often occur.
The four seasons are distinct: the average annual temperature over the years is 15.6℃, the spring and autumn are short, and the winter and summer are long, of which winter is the longest, summer is the second, spring is the second and autumn is the shortest. There are obvious seasonal differences in climate, with cold winter, hot summer and mild spring and autumn.
Synchronization of rain and heat: due to the obvious influence of monsoon, precipitation and temperature rise and fall synchronously. When the temperature is low in winter, there is less precipitation; When the temperature rises in spring, the precipitation gradually increases; The temperature is the highest in summer, and the precipitation produced by plum rain, rainstorm and typhoon precipitation is also the most; When the temperature drops in autumn, the precipitation also decreases obviously. The average annual precipitation over the years is1086.0mm. ..
There is plenty of sunshine, and the total sunshine hours in the whole year is 20 19 hours, which is much richer than the sunshine records of other cities in the same latitude in China.
Meteorological disasters often occur: meteorological disasters may occur in cities all year round. Some of them change with the seasons. For example, heavy rains often occur in late spring and early autumn. Some disasters can occur at the same time in the same season, such as typhoons and rainstorms; Cold wave and frost, etc. There are many droughts in summer in our city; There are many floods and rainy days in spring and autumn; There are many typhoons in summer and autumn.
Changzhou is located in the climate zone of transition from the hot northern zone of North Asia to the warm southern zone of North Asia, and the monsoon has a significant impact, belonging to the humid monsoon climate.
The climate is characterized by four distinct seasons; Rain and heat synchronization; Sufficient light; Meteorological disasters often occur.
The four seasons are distinct: the average annual temperature over the years is 15.6℃, the spring and autumn are short, and the winter and summer are long, of which winter is the longest, summer is the second, spring is the second and autumn is the shortest. There are obvious seasonal differences in climate, with cold winter, hot summer and mild spring and autumn.
Synchronization of rain and heat: due to the obvious influence of monsoon, precipitation and temperature rise and fall synchronously. When the temperature is low in winter, there is less precipitation; When the temperature rises in spring, the precipitation gradually increases; The temperature is the highest in summer, and the precipitation produced by plum rain, rainstorm and typhoon precipitation is also the most; When the temperature drops in autumn, the precipitation also decreases obviously. The average annual precipitation over the years is1086.0mm. ..
There is plenty of sunshine, and the total sunshine hours in the whole year is 20 19 hours, which is much richer than the sunshine records of other cities in the same latitude in China.
Meteorological disasters often occur: meteorological disasters may occur in cities all year round. Some of them change with the seasons. For example, heavy rains often occur in late spring and early autumn. Some disasters can occur at the same time in the same season, such as typhoons and rainstorms; Cold wave and frost, etc. There are many droughts in summer in our city; There are many floods and rainy days in spring and autumn; There are many typhoons in summer and autumn.
Extreme weather and climate events since Changzhou 199 1
With the frequent occurrence of extreme weather and climate events around the world, many extreme weather and climate events have occurred in Changzhou since 199 1.
199 1 year precipitation, spring precipitation, summer precipitation and meiyu amount all exceeded the maximum value in the same period since records began. There were three consecutive days of torrential rain in June and July, and in February of that year, 1 1.2℃, the lowest temperature appeared again, which was 1.2℃ since records were recorded.
1April 1993, the precipitation was only 16.0 mm, which was the minimum value in the same period in history.
1994 What is unforgettable is the hot and high temperature in midsummer. The number of high temperature days above 35℃ reached 35 days, making it the longest on record. This year, there are three new extreme records of the same period in previous years, namely, the lowest temperature in February is -0.7℃, which is the extreme value of the same period, the average temperature in May is 23. 1℃, and the precipitation in July is 17.7 mm, which is the extreme value of the same period.
There were four extreme events in autumn of 1995, namely, autumn precipitation, September precipitation and165438+1October precipitation, all of which were extreme values in the same period of the year. The highest temperature in September was 38.2℃, which was the highest in the same period of the year.
1997 spring average temperature 16.5℃, the highest value in the same period of the previous year.
1998 is a flood year in the Yangtze River basin. Although the precipitation in flood season in Changzhou is normal, there are many historical values of precipitation in 65438+ 10. The annual average temperature, April average temperature, autumn average temperature and 10,1,12 years minimum temperature have also become historical periods.
During the period of 1999, rainy Leng Xia had the deepest impact on people. The rainy days in summer and the precipitation in June all hit new highs. The low average temperature in summer and July and the high temperature in a few days have all become new extreme records in history, but the average temperature in winter this year has set a record of extremely high values in the same period in history.
In 20001year, both the spring precipitation and the March precipitation broke the historical extreme value record in the same period, but the opposite situation occurred in August, and the monthly precipitation became a multi-value record in the same period over the years, especially under the influence of Typhoon No.8 "Zhi Tao". The precipitation from 8: 00 on July 3 1 day to 8: 24 on August 1 day broke the maximum precipitation in one day in history.
From 2002 to now, in less than three months, the actual temperature has broken the record of extreme value in the same period of the previous years for three times, namely, the average temperature of 65438+ 10, the lowest temperature of 65438+ 10 and the average temperature of February.