Diesel, on the other hand, is priced at ₹ 64.82 in Delhi, ₹ 65.15 in Bengaluru, ₹ 67.81 in Mumbai, ₹ 68.41 in Chennai and ₹ 66.55 in Kolkata. Price chart analysis shows that during the last 45 days, both petrol and diesel prices are down by ₹ 10 per litre. It was on October 4 when fuel prices had peaked to an all-time high in India. Petrol was then selling for ₹ 84 a litre in the retail market. Since then, both excise duty and crude oil rates have fallen down.