Climatic characteristics of Jinan

1, Jinan is located in the mid-latitude zone, affected by solar radiation, atmospheric circulation and geographical environment, and belongs to the warm temperate semi-humid monsoon climate. It is characterized by obvious monsoon, four distinct seasons, drought and little rain in spring, warm and rainy in summer, cool and dry in autumn and cold and little snow in winter. Annual average temperature 13 and 8 degrees Celsius, frost-free period 178 days, maximum temperature 42 and 5 degrees Celsius, minimum temperature-19 and 7 degrees Celsius. The monthly average maximum temperature is 27 or 2 degrees Celsius, and the monthly average minimum temperature is MINUS 3 or 2 degrees Celsius. The average annual precipitation is 685 mm. The annual sunshine hours are 1870.9 hours.

2. In winter, Mongolian high is formed in the northern part of Asian continent. Jinan is controlled by the polar continental air mass and is often attacked by cold air from the north. The weather is cold and sunny, with less rain and snow and more northerly winds. In summer, influenced by tropical and subtropical ocean air masses, warm and humid air currents prevail in the ocean, with hot weather, abundant rainfall, abundant sunshine and southerly winds. Spring and autumn are the transitional seasons from winter to summer and from summer to winter, and the wind direction is changeable.