Copper fell 1.17 per cent to Rs 320.95 per kg today as speculators trimmed positions in futures trade in the evening session amid a weak trend in global markets.
The Multi Commodity Exchange (MCX) remained closed for morning session on account of Diwali (Bali Pratipada).
At MCX, copper for delivery in November declined Rs 3.80, or 1.17 per cent, to Rs 320.95 per kg, in a business turnover of 2,499 lots.
The metal for delivery in far-month February next year was trading at Rs 3.45, or 1.04 per cent down, at Rs 327.85 in a business volume of 154 lots.
Analysts said a weakening trend in base metals at the London Metal Exchange (LME) as metals retreated after Chinese industrial output matched the slowest growth since the global financial crisis, mainly weighed on copper futures here.
Globally, copper for delivery in three months was little changed at USD 4,914.50 per tonne a at LME.
