Natural climate in Shijiazhuang, Hebei Province

Shijiazhuang city is located in the eastern edge of mid-latitude Eurasia and belongs to the continental monsoon climate of warm temperate zone. The seasonal variation of solar radiation is remarkable, with frequent high and low pressure activities on the ground, distinct four seasons, and great disparity between hot and cold, with precipitation concentrated in summer and autumn. The dry-wet cycle is obvious, with long summer and winter and short spring and autumn. The temperature often reaches 34 degrees in summer.

It takes about 55 days in spring, 0/05 days in summer, 60 days in autumn and 0/45 days in winter. In spring, the climate is dry, with little precipitation, and there are often northerly or southerly winds of grades 5 and 6, and the temperature rises rapidly in April; In summer, due to the influence of ocean temperature and humidity airflow, the precipitation in June, July and August accounts for 63%-70% of the annual precipitation; Influenced by Mongolian high pressure in autumn, it is sunny and rainy, with moderate temperature and pleasant climate. Late autumn, more northeast wind, cold wave. In winter, influenced by Siberian cold high, northwest wind prevails, the climate is cold and dry, the weather is sunny and cloudy, and there is little precipitation.

The general climate in Shijiazhuang is characterized by high annual average temperature, hot in spring, cool in summer and cold in winter, and uneven rainfall distribution. Most areas are close to perennial, and some mountainous areas in the west have more rainfall, less sunshine and windy weather in spring.

The total precipitation is 40 1. 1-752.0mm, which is unevenly distributed in time and space. Among them, the rainfall in the western mountainous area is 628.4-752.0 mm; Other areas are 401.1-595.9mm. There is more snowfall in winter, and the total snowfall is10.0-19.2mm. Although heavy snow brings some inconvenience to traffic, it protects the winter wheat and provides favorable water conditions for turning green in spring. There is little precipitation in spring, and the total seasonal rainfall is11.0-41.7mm. The summer rainfall is unevenly distributed, and the rainfall is145.2-516.4mm..

The total sunshine hours in the whole year are1916.4-25710.2 hours, with sufficient sunshine in spring and summer and less sunshine in autumn and winter.