FUELWATCH is urging drivers to fill up before petrol prices hike by about 11 cents per litre on Tuesday.

Most BP sites are increasing their unleaded petrol price by 16 cents to $143.9 per litre on Tuesday, while most Caltex sites will boost their price to $142.9 cents/l.

Most Caltex Woolworths, Puma and Coles Express sites will boost their price to $139.9/l.

Monday’s cheapest petrol can be found for $109.9/l at Caltex StarMart in Gosnells, Northlands, Doubleview, Glendalough, Karrinyup, Scarborough and Balga,

The cheapest petrol will go for $111.1 per litre on Tuesday at Coles Express Middle Swan, Coles Express Waikiki and Coles Express Malaga.

Sunday and Monday are currently the cheapest days to buy petrol in Perth with Tuesday and Wednesday currently the most expensive.

For more sites, visit www.fuelwatch.wa.gov.au.

Extracted in full from: perthnow.com.au