At the Multi Commodity Exchange, copper for delivery in far-month June fell by 30 paise, or 0.08 per cent at Rs 382.75 per kg, in a business turnover of one lot.
Similarly, the metal for delivery in April was down by 15 paise, or 0.04 per cent, at Rs 378.80 per kg in 310 lots.
Analysts attributed the fall in copper futures to weak cues from global market as base metals sank after US President Donald Trump's failure to pass signature reform of health care legislation raised questions about his administration's ability to deliver on other promises including infrastructure.