Ans: Basically Andamans can be done throughout the year. Andaman seasons can be divided into two summers and monsoons. Andaman doesn't witness the winter season. However, the best season to visit Andaman & Nicobar Island is considered between October to May. Andaman & Nicobar in Summer(April-June): It is the best time to visit Andaman. During summer you will see zero rainfall and less humidity. Andaman & Nicobar in Monsoon(July - September): You will receive rainfall twice from the monsoon from northeast monsoon and southeast monsoon.