Besides, subdued demand from consuming industries in the spot market weighed on prices.
At the Multi Commodity Exchange, copper for delivery in far-month November declined by 95 paise or 0.23 per cent to Rs 416.40 per kg in a business turnover of 61 lots.
The metal for delivery in current month too fell by 70 paise, or 0.17 per cent, to trade at Rs 410.35 per kg in a business volume of 592 lots.
Analysts said trimming of positions by traders on the back of a weak trend in metal overseas in a reaction to a stronger dollar and a series of disappointing economic reports from China, mainly weighed on copper futures here.