Besides, adequate stocks position on higher supplies from producing regions weighed on refined soya oil prices.
At the National Commodity and Derivatives Exchange, refined soya oil for delivery in December month declined by Rs 3.60, or 0.58 per cent to Rs 621 per 10 kg with an open interest of 1,38,115 lots.
Similarly, the oil for delivery in November contracts traded lower by Rs 2.75, or 0.44 per cent to Rs 626.10 per 10 kg in 34,010 lots.