In the six months to 27 November, retail revenue was up 15.8% as ecommerce sales rose by 30.3% and store sales grew by 11.2%.
The company also saw an uplift in wholesale revenue which climbed by 17.1%. International revenue increased by 39.3% and now represents 10.6% of group revenue.
Meanwhile, underlying pre-tax profit rose by 19.9% to £7.5 million.
Colin Porter, Joules chief executive, said: “Joules has continued to perform well during the first half of the financial year with strong growth delivered across the brand’s distribution channels and target markets. This significant progress reflects the quality and design of our products and the growing demand for the Joules brand, both in the UK and internationally.”
The company said group trading over the Christmas period and in the second half of the year to date has been strong and in line with expectations.