Cheapest petrol near DT3
Cheapest petrol in DT3, Dorchester
Updated 28 August 2026. Prices from the official Fuel Finder open data, refreshed twice a day.
The cheapest petrol near DT3 right now is 161.9p at Sainsbury's Weymouth, DT3 5BJ. Typical petrol across the 7 forecourts within five miles is 162.9p a litre and diesel 181.9p. The spread here is 5.0p a litre, which is £2.75 on a 55 litre tank, so where you fill up matters.
Cheapest petrol near DT3 today
Cheapest diesel near DT3 today
Every price is the forecourt's own submission to the Fuel Finder scheme, ranked green for the cheapest through to red for the dearest within five miles of the district centre. Enter your full postcode on the home page for the exact forecourts around you, or set a free alert for when the price near you drops.
Common questions about petrol in DT3
How much is petrol in DT3 today?
The typical petrol price within five miles of DT3 is 162.9p a litre as of 10:00 on 28 August 2026, and the cheapest we can see is 161.9p at Sainsbury's Weymouth, DT3 5BJ. That is about £89.59 for a 55 litre tank at the typical price.
Where is the cheapest petrol near DT3?
Right now the lowest price near DT3 is 161.9p at Sainsbury's Weymouth, DT3 5BJ. Supermarket forecourts are usually close behind. Enter your full postcode in the search for the exact forecourts around you.
How much is diesel in DT3?
Typical diesel within five miles of DT3 is 181.9p a litre, and the cheapest is 179.9p at Sainsbury's Weymouth, DT3 5BJ.
How current are these prices?
Forecourts must report a change to the official Fuel Finder scheme within 30 minutes, and this page is rebuilt twice a day. It was last updated at 10:00 on 28 August 2026.