Northeastern states record drastic fall in pre-monsoon rainfalls

Staff Reporter

Guwahati: Climate change is making its impact felt in this part of the country, with a drastic deficit in seasonal distribution of rainfall recorded in the pre-monsoon period between March 1 and April 23 in 2025 in the Northeastern states, including Assam. The decreased rainfall has also resulted in the non-sprouting of tender leaves in tea bushes in Assam during this season, known as the second flush in tea industry parlance.

The data on rainfall distribution between March 1 and April 23 was released on Wednesday by the Regional Meteorological Centre (RMC), Guwahati, of the Indian Meteorological Department. The RMC data shows that Mizoram is the worst-affected state among the NE states in terms of deficit rainfall. During this period, Mizoram received 63% less rainfall than normal. Usually this state receives a normal rainfall of 168.6 mm, but this time it got only 62.6 mm of rainfall.

After Mizoram, the NE state of Manipur recorded a 58% deficit in rainfall during the season mentioned. The state received 59.2 mm of rainfall, against a normal rainfall of 140.2 mm. Arunachal Pradesh and Tripura are two states that recorded a deficit of 53% in seasonal rainfall distribution. Arunachal Pradesh received 183.6 mm of rainfall, whereas the normal rainfall at this time of the year is 388.7 mm. On the other hand, Tripura usually receives 208 mm of rainfall, but this time the state got only 96.7 mm.

Another NE state witnessing deficit rainfall during the pre-monsoon season is Nagaland, with 36% less than normal rainfall. The state received 89.6 mm of rainfall, whereas the normal rainfall is 138.9 mm.

Meghalaya, the state that is called the abode of clouds, also recorded 38% less than normal rain, receiving 143.9 mm against the normal of 231.7 mm of rainfall.

Assam, during this period, received 35% less than normal rainfall, with 130.2 mm recorded against the normal rainfall of 199.1 mm.

The pre-monsoon season lasts from March 1 to May 31.

 Also Read: IMD Predicts Heavy Rains in Northeast till April 27

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