How is the weather like in Hong Kong?
October to early December is usually the autumn. The temperature is around 20oC / 68oF, with clear sunny skies and low humidity.
Mid-December to February is usually the winter. The temperature can start from under 10oC / 50oF to around 17oC / 62oF, warm clothing is required.
March to April is the spring. The temperature ranges between 21oC / 70oF and 25oC / 77oF. As this is spring, the humidity can reach 80%, but it's not hot yet.
May to September is the summer. The temperature ranges between 26oC / 79oF and 31oC / 87oF. Also, tropical cyclone or typhoons usually affect Hong Kong and the region in summer, sometimes one or two severe typhoons can hit Hong Kong each year.