Dalian is located in the warm temperate zone of the northern hemisphere. The continental monsoon climate with maritime characteristics has no severe cold in winter, no intense heat in summer and four distinct seasons. The annual average temperature is 10.5 degrees Celsius, the annual precipitation is 550-950 mm, and the total sunshine hours are 2500-2800 hours.

Dalian is located at the southernmost tip of Liaodong Peninsula, surrounded by the sea on three sides. The ocean plays a very significant role in regulating the climate, belonging to the warm temperate continental monsoon climate with maritime characteristics. The climate is mild and humid, with no heat in summer and no cold in winter. It entered the cold period late, with plenty of sunshine and four distinct seasons. The climate in Dalian is generally comfortable and the air is humid, which is very conducive to recuperation. Spring is dry and rainy, and the temperature rises quickly.

It was warm and cold in March, and the temperature rose rapidly in April. In May, it was 7℃ higher than in March, 6℃ higher than in April, and 4℃ higher than in May. The average seasonal precipitation is about 100mm, accounting for only 14% of the annual precipitation. In some years, there will be continuous spring rains, and it is not uncommon for heavy rains to occur in May and June. In spring, the north-south winds alternate frequently, and the wind speed is relatively high, mostly southerly. There is plenty of sunshine, and the sunshine hours in May are the highest in all months of the year.

The autumn temperature in Dalian:

In autumn, the temperature in Dalian drops sharply, the rain drops sharply, the air is dry and the climate is cool. After autumn, the northwest monsoon began to strengthen, the temperature dropped rapidly, the number of precipitation days dropped sharply, and the average relative humidity dropped below 75%. The average temperature in September is 19℃ ~ 2 1℃, and the average temperature in June is11~/4℃, decreasing from south to north and from coastal to inland. In June 5438+10, cold air began to go south frequently. Due to the adjustment of the ocean, the cooling rate in Dalian in autumn is slower than that in the inland.

Seasonal precipitation accounts for about 16% of the whole year, and it is about 90 mm in most areas. In winter, Dalian is windy, rainy and snowy, cold and dry. In winter, the ocean is a heat source relative to the land, and Dalian has no cold climate characteristics in winter because of the ocean. Due to the frequent cold air activities in winter, there are obviously more windy days in the north. It is frozen when there is a north wind, and the temperature rises quickly when the north wind is weak.

The above contents refer to Baidu Encyclopedia-Dalian.