Pan India rainfall witnesses about a one third increase from the month of February to March. While the normal rains for February stand at 22 mm, in March it increases to 31 mm. It is the hilly states of both North India and Northeast India that record most amount of rainfall.
The highest contribution for both February and March in terms of Pan India rains comes from Northeast India. Herein, most amount of rainfall is recorded over Arunachal Pradesh, followed by Assam and Meghalaya as well as Nagaland, Manipur, Mizoram, Tripura (NMMT). The normal rains for Arunachal Pradesh in March stands at 180 mm, Assam and Meghalaya at 78 mm and NMMT at 77 mm.
As far as the first week of March 2018 is concerned, excessive rains were recorded for Assam and Meghalaya with the region witnessing 103 percent excess rainfall followed by Arunachal Pradesh with 67 percent excess rains. On the other hand, it was the NMMT region which was largely deficit recording a deficiency of 88 percent.