Retail sales rose both online and offline in June, according to two sets of figures out today.

Ecommerce sales rose by 15.9% in value, to account for 16.2% of all retail spending, according to official figures from the Office for National Statistics, while the IMRG-Capgemini eRetail Sales Index put online sales growth at 9.5% for June – the second lowest growth rate for the month since 2001.

The ONS’s Retail Sales report for June 2017 suggested offline sales also grew strongly, with total retail sales, which primarily take place in shops, up by 5.7% in value in June, and by 1.6% over the last three months.

Kate Davies, Office for National Statistics senior statistician said: “Today’s retail sales figures show overall growth. A particularly warm June seems to have prompted strong sales in clothing, which has compensated for a decline in food and fuel sales for the month.

“Looking at the quarterly data, the underlying trend as suggested by the three-month on three-month movement is one of growth, following a fall in quarter one, suggesting a relatively flat first half of 2017.”

The IMRG said warm weather encouraged people out onto the high street, rather than shopping online. It pointed to slowing growth for online-only retailers (+11.7%, contrasting with +31.4% last year), but steady growth for multichannel retailers (+8%, the same as last year). This may be because more visitors went to retail parks (+2.3%) during the month, according to the BRC-Springboard Footfall and Vacancies tracker out earlier this week, which showed overall footfall up by 0.8% for the month. Growth in visits to…