Mt. Fuji is the most famous mountain in Japan. The area surrounding Mt. Fuji is a most attractive tourist route for there are all kinds of sightseeing spots as well as resorts. To climb Mt. Fuji, you will need to plan an overnight visit. Mt. Fuji is only open to hikers from 1 July to late August. The best time for climbing Mt. Fuji is from late July to late August when the weather conditions are stable. Please also note that, even in mid-summer, the average temperature at the summit is between 5 deg C and 8 deg C. Depending on the wind conditions, you will feel the temperature dropping to near freezing point.