Nearly one-third of the 597 districts received deficient rains this monsoon season, which otherwise saw excess to normal falls across the country after a drought year.The End of Monsoon Season report of the weather office said that out of 597 meteorological districts for which data are available, 173 districts received deficient rain, while 11 got scanty falls this season.On the brighter side, 240 districts received normal rain and the remaining 173 districts experienced excess rainfall in the June-September summer monsoon season.India Meteorological Department said, for the country as a whole, the rainfall for the season was 102 per cent of its long period average of 89 cm. It said, though June saw less than average rainfall across the country, monsoon picked up in July and August and peaked unusually in September flooding many parts of the country.The withdrawal of monsoon was also delayed by nearly four weeks and the annual rain season began its retreat only on September 27.Another interesting feature of this season was the absence of an all India break monsoon condition. Break monsoon are periods of dry spell after days of continuous rainfall.This season was also unique as there was no formation of depression in the north Bay of Bengal, which drives rain in the northern regions of the country. A normal monsoon season witnesses formation of four to six depressions in the Bay, and scientists feel that this could be the reason for drought conditions in parts of Jharkhand, West Bengal and Chhatisgarh.The monsoon system this season was driven by a string of low pressure areas in the Bay and the Arabian S