To maximise sales and spread out customer numbers, some sites have continued trading through the night, while others have extended opening hours.

Bosses at Penneys and Primark owner Associated British Foods (ABF) have said the retailer’s high street stores could extend their opening hours for Christmas shoppers when they can open their doors again.

ABF said all Penneys and Primark stores in Ireland, France, Belgium, Wales, Catalonia in Spain and Slovenia are already temporarily closed, representing 19% of selling space

Dublin-headquartered discount clothing retailer Primark grew revenues by 13% in the 12 months to September 12, driving growth for parent group Associated British Foods (ABF) in its latest financial year.