Petrol Price History in Carmarthenshire
Track how petrol and diesel prices have changed at 1 stations in Carmarthenshire.
Price Trend
Price Analysis
Petrol (E10) prices in Carmarthenshire averaged 155.2p per litre in June 2026, down 1.2p from the previous period. The highest recorded price was 159.9p in April 2026.
Prices are currently trending downward in Carmarthenshire, which is good news for local drivers. This may be a good time to fill up.
Over this period, Petrol (E10) prices in Carmarthenshire ranged from 152.9p to 159.9p per litre — a spread of 7.0p. This significant variation means it pays to compare prices between stations.