Jinan has four distinct seasons due to its location at warm temperate continental monsoon zone. The city is dry and warm in spring, rainy and hot in summer, cool and clear in autumn, dry and cold in winter. The best time to visit Jinan is autumn, from September till November. After the concentrated rainfall in July and August, groundwater level of the city rises tremendously, which boosts the spurting of numerous springs in the city.
The average annual temperature of Jinan is 14 °C (57 °F), with January being the coldest and driest month and July the hottest and wettest one. January has an average low temperature of -5.4 °C (22 °F) and an average high of 4 °C (39 °F). July has an average low temperature of 23 °C (73 °F) and an average high of 33 °C (91 °F). The annual precipitation is around 675 millimeters (27 inches), most of which happen in July and August.