It has a monsoon-influenced, four-season humid subtropical climate, with cool, damp winters, and hot, humid summers. Winter begins relatively dry but not sunny and becomes progressively damper and cloudier; spring brings frequent rain and the highest humidity levels of the year. Summer is comparatively sunny, while autumn is somewhat dry. The monthly 24-hour average temperatures ranges from 5.0 °C (41.0 °F) in January to 28.9 °C (84.0 °F) in July, while the annual mean is 17.37 °C (63.3 °F). The annual precipitation is about 1,366 mm (54 in). With monthly percent possible sunshine ranging from 22% in February and March to 53% in July, the city receives 1,602 hours of bright sunshine annually.