What is the highest temperature in Changsha history?

The highest temperature in Changsha is 43℃.

Geographical climate:

Changsha is a subtropical monsoon climate with mild climate, abundant precipitation, simultaneous rain and heat, and distinct four seasons. The annual average temperature in Changsha is 17.2℃, the annual accumulated temperature in each county is 5457℃, the annual average precipitation in urban area is 136 1.6 mm, and the annual average precipitation in each county is 1358.6 ~ 65438. Changsha is long in summer and short in spring and autumn, with about 1 18- 127 days in summer, 1 17- 122 days in winter and 6 1-64 days in spring. The temperature changes greatly in spring, with more rain in early summer, long high temperature in summer and autumn and less cold in winter. From late March to mid-May, cold and warm air crossed each other, forming continuous rainy and low temperature weather. Since the end of May, the temperature has obviously increased. In summer, the average daily temperature is above 30℃ for 85 days, and in hot days above 35℃, the average annual temperature is about 30 days, and it is very hot and rainy in summer. After the end of September, it is warmer during the day and cooler at night, with less precipitation and more low clouds. 165438+ 1 from late October to mid-March of the following year, the severe cold period in Changsha is very short, and1is the coldest in June, with a monthly average of 4.4℃-5. 1℃. Overwintering crops can safely overwinter and grow slowly.

Weather record:

Changsha is famous for its long summer heat, which lasts for four and a half months and is the longest season in the whole year. It is also the highest temperature season in the whole year. From June to September, the ten-day average temperature is 25℃, and from late July to late August, the ten-day average temperature is above 29℃. According to records, the highest temperature measured at Tianxin Park observation field of Changsha Customs Meteorological Station on August 1934 is 43℃, which is the high temperature limit of Changsha. The highest temperature since 1949 is 40.6℃, which was measured on 1953 in August. This kind of situation is rare in China. The average daily temperature in Changsha is above 30℃ for 94 days, including 84 days in summer, and the average daily temperature is above 35℃ for as many as 1 month, mainly in August. Because Changsha is located in the Xiangjiang River Basin, with low terrain and relatively high temperature, it is steaming in the heat, so Changsha, Chongqing, Wuhan and Nanjing are also called the four furnaces in Changsha Basin.