How to keep your fridge cool this summer

5 min read
Published on
July 25, 2025
Close up of a hand changing fridge temperature
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Avoid a fridge freezer breakdown this summer

When the summer sun is blazing, your fridge has to work harder than ever to stay cool and the last thing you want is for it to overheat or stop working altogether. At BIG Warranties, we understand how important it is to keep your food fresh and your fridge functioning efficiently, especially during warmer months. Whether you're battling a heatwave or just trying to save energy, here are some simple, effective ways to help your fridge stay cold all summer long.

1. Keep it away from heat sources

Make sure your fridge isn’t positioned next to ovens, dishwashers, or direct sunlight. Heat from nearby appliances or sun exposure can force your fridge to work overtime, increasing the risk of overheating or reduced performance.

2. Let hot food cool first

Placing hot leftovers directly into the fridge increases the internal temperature and makes the compressor work harder. Let food cool to room temperature before storing it.

3. Don't overload it

A fridge that's too full can restrict air circulation, which is essential for maintaining a consistent internal temperature. Leave enough space around items for cool air to circulate freely.

4. Check the door seal

A loose or cracked door seal can let warm air seep in, causing your fridge to lose cold air and run inefficiently. Check the gasket regularly and replace it if necessary to ensure a tight seal.

5. Clean the coils

Dusty condenser coils (usually located at the back or underneath your fridge) can reduce cooling efficiency. Unplug the appliance and gently vacuum or brush the coils every few months to help it run smoothly.

6. Adjust the temperature

Your fridge should be set between 0°C and 5°C in summer. Check the settings to ensure your fridge is cold enough without freezing your produce.

7. Close the door quickly

Try not to keep the fridge door open for too long. Letting warm air in repeatedly can raise the internal temperature and make your fridge work harder to cool down again.

8. Store items wisely

Place items that need the coldest temperatures (like dairy and meats) near the back of the fridge where it’s usually the coldest. Don’t store perishables in the door compartments, as they’re exposed to warmer air when the door is opened.

Invest in fridge insurance:

Following these tips will help you reduce energy use, avoid breakdowns, and keep your fridge running efficiently during the warmer months. But even the most careful maintenance can’t prevent every issue so for extra peace of mind, protect your appliance with our fridge insurance.

With BIG Warranties, you’re covered for unexpected faults and repairs, helping you avoid expensive callouts and keep your kitchen running smoothly all year round.

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We provide a great range of home appliance insurance policies and warranties for landlords and homeowners across the UK, covering ovens, fridges, washing machines, freezers, dishwashers and more. Plus affordable landlord and homeowner home emergency insurance covering boilers, plumbing and drainage and even more.
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