New delhi sources stated that the country witnessed 99 mm of rainfall in the three-month pre-monsoon season that ended on May 31, against the average of 131.5 mm and all the four regions of the country Northwest india, Central india, East and Northeast india as well as south Peninsula have recorded deficit rains of 30%, 18%, 14% and 47% respectively.
Skymet said "This has been the second driest pre-monsoon season in the last 65 years, with the lowest being recorded in 2012 when countrywide cumulative rainfall deficiency had mounted to 31%". Reportedly it also said there was similarity between 2009 and 2019 as "they have been El Niño years. Thus, rains have been reacting in a somewhat identical pattern".
Moreover El Niño is a sea surface temperature situation over the Pacific Ocean that is said to have strong negative influence on Indian monsoon. It said "We had seen mild El Niño in 2009, with Niño 3.4 indices juggling between 0.5 degree Celsius and 0.7 degree Celsius. However, it resulted in a severe drought to the tune of 22%”. Further Skymet has predicted "below normal" monsoon this year to the tune of 93 per cent of the long period average (LPA) of 887 mm.
