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.
Seasons and Weather. The best time to visit Japan is generally in spring or autumn. Spring (March â May) sees a lot of the country ablaze with beautiful white and pink cherry blossom, celebrated with an increasingly popular festival. Temperatures during these months begin to rise and it is before the hot rainy season.