Yan'an Outlook
Yan'an has a humid continental climate that borders on a steppe climate , with cold, dry, and moderately long winters, and hot, somewhat humid summers. Spring and autumn are short transition seasons in between. The monthly 24-hour average temperature ranges from −5.5 °C (22.1 °F) in January to 23.1 °C (73.6 °F) in July, and the annual mean is 9.90 °C (49.8 °F). The area receives 511 millimeters (20.1 in) of precipitation. With monthly percent possible sunshine ranging from 49% in September to 64% in January, the city receives 2,449 hours of sunshine per year.