Climatic data of xiaoyi city in summer

The climate of xiaoyi city is influenced by monsoon circulation, geographical latitude and altitude, with distinct seasons all year round, which is a typical warm temperate monsoon climate. Winter is controlled by Mongolian cold high pressure, with more airflow in the north and northwest, cold climate and less snowfall; In summer, affected by the Pacific subtropical high, the airflow is mostly south-southeast with hot climate and concentrated rainfall; Spring is alternately controlled by winter and summer monsoon air masses, and the climate is windy and dry with obvious changes; In autumn, affected by the southward movement of Mongolian high-pressure air mass, the weather is crisp, sunny and occasionally rainy.

Xiaoyi city 1992-20 10 average temperature 10.7℃, annual average minimum temperature 9.5℃. Due to the influence of El Nino and greenhouse effect, the climate temperature has obviously increased. Due to the differences in topography and altitude, the frost-free period varies greatly among towns and villages. Shenjianggou and du cun only have 140 days, and the urban area has 206 days.

The average annual precipitation in China is 428.8 mm, and most of the precipitation is light rain. The moderate rain is mainly concentrated in May-September, and the frequency of heavy rain and rainstorm is relatively low, generally concentrated in June-August.

The territory belongs to the monsoon region, and the dominant wind direction is the westerly wind, with an annual average wind speed of 2.7m/s, the month with the largest wind force in a year is 65438+ 10, with an average wind speed of 4. 1 m/s, and the month with the smallest wind force is August, with an average wind speed of 2.0m/s .. The number of days with strong winds (above magnitude 7) throughout the year. In terms of seasons, Dorsey north wind in winter and southeast wind in summer are more abundant.