The combined impact of the heatwave and the World Cup created a unique moment in UK food and drink behaviour — but the question now is whether these shifts represent temporary reactions or early signs of longer‑term change. The evidence suggests a blend of both, with several behaviours likely to persist as climate patterns evolve and at‑home occasions continue to grow.

The most significant shift — towards lighter meals, chilled foods and reduced cooking — reflects a broader trend that could strengthen as extreme heat becomes more common. With 71% of shoppers changing their food choices and 67% avoiding cooking, retailers and manufacturers may see sustained demand for convenient, low‑effort meal solutions during hot spells. The strong performance of salads, chilled sides and ready‑to‑eat “picky bits” aligns with ongoing interest in convenience and minimal‑prep foods, suggesting this behaviour may reappear whenever temperatures rise.

Hydration‑led purchasing also appears structurally resilient. Soft drinks, bottled water and ice‑based treats saw some of the strongest uplifts, and these categories typically benefit during warm weather. As climate volatility increases, businesses may need to plan for sharper, more reactive spikes in demand—particularly given that 62% of shoppers say hot weather changes how they shop. The rise in impulse missions and quick‑commerce use reinforces the need for agile supply chains and responsive merchandising.

The World Cup’s influence is more event‑specific, but it highlights the growing importance of at‑home social occasions. With 80% watching England vs Argentina at home and 42% of followers planning to buy more alcohol, the home has become a central venue for major sporting moments. This trend predates the tournament and is likely to continue, driven by cost‑of‑living pressures, improved home entertainment and shifting social norms.

However, some behaviours — such as staying indoors due to discomfort or avoiding outdoor venues — are more likely to be temporary responses to extreme heat rather than permanent lifestyle changes. If future summers are milder, outdoor socialising and traditional warm‑weather categories may rebound.

Overall, the findings point to a future where weather‑driven volatility, convenience‑led choices and at‑home occasions play a larger role in shaping demand. The challenge for businesses is to build flexibility into their operations so they can respond quickly when conditions shift.

• Rodney Jack, editor, Food & Drink Technology. Keep in touch via email: [email protected] X: @foodanddrinktec or LinkedIn: Food & Drink Technology magazine.