OCN is a three letter abbreviation that stands for: 1  OCLC Control Number, a bibliographic record identifier. 2  In Oncology nursing, an Oncology Certified Nurse. 3  Opaskwayak Cree Nation. 4  Open College Network.
Autumn is from September to November and is characterised by light breezes and cooler temperatures of around 46-50ÂºF. Itâs during autumn that many exhibitions, music concerts and sports tournaments are held in Japan.
The climate of Japan varies upon location-it is tropical in the south and cool temperate in the north. For example its capital and largest city Tokyo is located in the north and its average August high temperature is 87ËF (31ËC) and its average January low is 36ËF (2ËC).