Shillong is easily one of the best places to visit in December. The hill station which is pleasantly located in North East India is known to be one of the best holiday destinations in December. The perks of visiting Dawki in Shillong for a December holiday destination is that you can nibble at sweet and juicy oranges while you enjoy the scenic views of the Unmgot River. You can see a boat float as the water is pristine and clear.