Petrol (E10) prices in Welwyn Garden City averaged 146.5p per litre in March 2026, up 10.5p from the previous period. The highest recorded price was 154.9p in March 2026.

Prices have been trending upward in Welwyn Garden City recently. Drivers may want to shop around and compare prices between stations to find the best deal.

Over this period, Petrol (E10) prices in Welwyn Garden City ranged from 128.9p to 154.9p per litre — a spread of 26.0p. This significant variation means it pays to compare prices between stations.