Why is it so hot this year?

The National Climate Center pointed out that global warming is the climate background of frequent high-temperature heat waves in the northern hemisphere, and abnormal atmospheric circulation is the direct cause of frequent high-temperature heat waves in many places around the world since June.

According to the monitoring of the National Climate Center, since June this year (as of July 12), the average number of high temperature days in China is 5.3 days, 2.4 days more than the normal period, which is the highest in the historical period since June 196 1.

Among them, Henan Luohe (33 days), Yongcheng (3 1 day), Wugang (3 1 day), Wuyang (3 1 day), Shenqiu (3 1 day), Xiangcheng (30 days) and hua county, Shaanxi.

/kloc-since June of 0/3, China has experienced the first regional high temperature weather process this year, which has a wide range, long duration, strong extremes and great influence. As of July 12, the high temperature event has lasted for 30 days, covering a land area of 5024438+0000 square kilometers and affecting more than 900 million people.

In addition, there are 7 1 national weather stations in China, in which the daily maximum temperature in Lingshou, Hebei (44.2℃), Gaocheng (44. 1℃), Zhengding (44.0℃) and Yanjin, Yunnan (44.0℃) is above 44℃.