Sikkim Capital : Gangtok Area : 7,300 sq km Population : 4,06,457 Language : Nepali Temperature : Summer - Max. 20.7, Min. 13 Winter - Max. 14, Min. 7 Geographical Description : Sikkim is situated in the Eastern Himalayas. Spread below the Mount Khangchendzonga, (8534 mt) the third highest mountain in the world. Sikkim shares her borders with Tibet in the North, Bhutan in the East, Nepal in the West and State of West Bengal in the South. Best Season : Mid February to late May and October to December.