What is the proper temperature setting for a freezer?

Author: Margarete Mertz Jr.  |  Last update: Monday, April 27, 2026

The temperature of a freezer should be set at 0 degrees Fahrenheit so everything stays very cold. A freezer should be cold enough to keep food frozen and preserve it until they are ready to be cooked or reheated.

What is the best temperature to set a freezer at?

To store frozen foods at best quality, keep the freezer set to maintain zero (0 °F or -17.8 °C). Some combination refrigerator-freezers cannot keep the freezer air that cold. As long as foods are solidly frozen, they will stay safe.

What setting is best for a freezer?

The appropriate freezer temperature range is generally between -16°C to -22°C (3°F to -7°F). However, it's best to aim for -18°C for optimal food preservation and energy efficiency.

What number should my freezer be on?

It is recommended that a 4-star freezer needs to operate at -18 degrees Celsius as a minimum. This will prevent bacteria from growing and will keep your frozen food fresher for longer. Whilst it is recommended to keep your freezer below -18 degrees Celsius, it is important to not drop the temperature too low.

Is 10 degrees cold enough for a freezer?

The recommended freezer temperature to keep food safe is at or below 0°F (-18°C), making higher temperatures less reliable for long-term freezer storage.

What temperatures should I keep my refrigerator and freezer set at?

Is frozen food safe at 15 degrees?

The short time limits for home-refrigerated foods will help keep them from spoiling or becoming dangerous to eat. The guidelines for freezer storage are for quality only—frozen foods stored continuously at 0°F (-18°C) or below can be kept indefinitely.

Is 20 degrees ok for a freezer?

The ideal temperature for freezing meat is between -18 and -23 degrees Celsius (0 to -9 degrees Fahrenheit), as recommended by the United States Department of Agriculture (USDA) for safe and optimal storage. At 20 degrees Fahrenheit, the meat will not be at a safe temperature for storage.

What temp should a true freezer be at?

Freezers, on the other hand, are designed to keep food frozen and stop the growth of bacteria. This is why it is important to make sure your freezer is set to the correct temperature of 0°F / -18°C.

Which is colder 15 or 23 in freezer?

Which is colder -15°c or -23°c in freezer? -23 °C is colder in a freezer than -15 °C. That is because with negative numbers, “higher” the number, lower the value.

Can it be too cold for a freezer to work?

CAN YOUR FREEZER BE TOO COLD? Yes, your freezer can be too cold. If this is the case, you may need to adjust the temperature to 0ºF (-18ºC) or shift frozen items around to help encourage proper airflow. Parts of your freezer may also have worn out over time, affecting your appliance's freezing capabilities.

What is the degree setting for a freezer?

This will vary depending on types of food and produce stored in the fridge, the best setting for the fridge is 3 degrees. The freezer temperature is best kept between -16 to -20 degrees.

What temperature does freeze at?

What Temperature Is Freezing? Water will freeze at 0 degrees Celsius, which is 32 degrees Fahrenheit. Any time the temperature drops below these, liquid water will begin to turn into ice. Water behaves very differently than other liquids.

What is the optimum temperature for a refrigerator freezer?

The ideal fridge temperature is between 37°F (3°C) and 40°F (5°C). And your freezer temperature should be at 0°F (-18°C).

What is the safest way to defrost meat?

When thawing frozen food, it's best to plan ahead and thaw in the refrigerator where it will remain at a safe, constant temperature — at 40 °F or below. There are three safe ways to thaw food: in the refrigerator, in cold water, and in the microwave. In a hurry? It's safe to cook foods from the frozen state.

Why is the freezer not freezing?

Be sure to check the electrical outlet, thermostat and airflow around vents. Cooling problems can also be caused by dust on condenser coils, faulty gaskets, clearance space around the refrigerator, a broken or stuck condenser fan or a faulty circuit board.

What should my freezer be set at?

Freezer Temperatures

The temperature of a freezer should be set at 0 degrees Fahrenheit so everything stays very cold. A freezer should be cold enough to keep food frozen and preserve it until they are ready to be cooked or reheated.

Is minus 24 too cold for a freezer?

Food between 0ºC and minus 24ºC

Many freezers permit adjusting temperatures down to -24ºC. That temperature can keep your food in good condition for a long time, but there is the risk that you are demanding too much of your appliance.

Is 14 cold enough for a freezer?

The ideal freezer temperature is -18°C.

This may need to be adjusted slightly depending on your environment, however, this is always the best temperature to start with.

Is 15 degrees OK for freezer?

The ideal temperature for your freezer is 0 degrees Fahrenheit, but -10 to -20 degrees Fahrenheit should be fine.

What temperature does the FDA recommend for a freezer?

The freezer temperature should be 0° F (-18° C). Check temperatures periodically. Appliance thermometers are the best way of knowing these temperatures and are generally inexpensive.

Is it okay if my freezer is at 10 degrees?

Is It OK for Your Freezer To Be Set at 10 Degrees? Setting your freezer to 10 degrees Fahrenheit is generally not recommended for long-term food storage. Food stored at this temperature is at a higher risk of spoilage and freezer burn, as well as the growth of bacteria and other pathogens.

Why is my freezer only 32 degrees?

To fix a freezer that's not freezing, you'll need to identify the root cause. Common issues include frost buildup, a faulty temperature sensor, or a broken compressor. For accurate diagnosis and repair, it's recommended to hire a service professional.

Can my freezer be too cold?

However, if your freezer is running too cold or there's a fluctuation in temperature, this may cause freezer burn. Check for ice crystals on the outside of food. While food with freezer burn is usually safe to eat, the food's flavor and texture may be compromised.

Previous article
How do I get rid of standing water on my patio?
Next article
Is it OK to take a steam shower everyday?