Public health is the science of protecting and improving the health of families and communities through promotion of healthy lifestyles, research for disease and injury prevention and detection and control of infectious diseases.
In the spring, southern and western Japan can be quite warm and sunny, from 59 to 77 degrees. Northern Japan ranges from 50 to 68 degrees. Snow remains on the hills into April or May in northern areas. And like Spring in much of the U.S., weather can range significantly from mild, to warm, to cold, on a daily basis.
Winter (December to February). The northern island of Hokkaido, the Japan Alps and much of the Japan Sea coast get a lot of snow. The rest of the mainland gets some snow, and average temparatures around 1-5Â°C. But the weather is usually clear, crisp and pleasant, not damp.