Carry a woollen or jacket for the evening, evenings are pleasant and chill,. days would be warm. so, one or two would be suffice according to your choice, whether u want to carry 1 or 2. sunrise happens at 5.30Am in North East. must visit cherrapunji, if u want to stay there, u can book meghalaya tourism guest house. dawki, Mawyelong village, living root bridge, Bangladesh border can be cover in one full day. and 2 day can be cherrapunji.