India staring at first drought in six years.
The arrival of the June-September rains has been delayed.
Satellite analysis can assess vegetation cover down to field level.
Arun Jaitley presented the Union Budget in Parliament on Saturday.
The latest forecast, given by Earth Sciences Minister Jitendra Singh, was a downward revision from a previous forecast of 93 per cent given at the outset of the monsoon in June, but was nowhere near as bad some farmers had feared.
India will raise its import duty on sugar to 40 percent from 15 percent, as the government tries to revive business at mills that owe farmers around $1.84 billion, the food minister said on Monday.
The arrival of the wet season that is crucial to farmers in India.
The govt is increasing the duty to 15 per cent from the existing 10 per cent.
The monsoon rains are crucial for farm output and economic growth as about 55 per cent of the south Asian nation's arable land is rain-fed.
Global experts last week gave the same forecast.