South Korea is located in the southern half of the Korean Peninsula. Its position on the world map makes it a part of the East Asian monsoonal region. South Korea climate is temperate. The south easterly wind blows during summer while the predominant wind in winters is the northwesterly. The South Korea climate during winters is long, cold and dry. January is the coldest month of the year. Seoul's average temperature during the winters is between 5 degrees below zero and 2.3 degrees below zero. The climate of South Korea ranges from -5 degrees centigrade to 5 degrees centigrade during this time of the year. But Jeju, the largest island of South Korea, has an average temperature around 2.5 degrees in January. The reason for this bitter cold is mainly the cold Siberian air. The temperature in Seoul is some what closer to that of New York which 500 kilometers to the north of the latitude of Seoul.